diff --git a/demos/manifest.toml b/demos/manifest.toml
new file mode 100644
index 0000000..e8f1b91
--- /dev/null
+++ b/demos/manifest.toml
@@ -0,0 +1,49 @@
+# This file was generated by Gleam
+# You typically do not need to edit this file
+
+packages = [
+  { name = "argv", version = "1.0.2", build_tools = ["gleam"], requirements = [], otp_app = "argv", source = "hex", outer_checksum = "BA1FF0929525DEBA1CE67256E5ADF77A7CDDFE729E3E3F57A5BDCAA031DED09D" },
+  { name = "booklet", version = "1.1.0", build_tools = ["gleam"], requirements = [], otp_app = "booklet", source = "hex", outer_checksum = "08E0FDB78DC4D8A5D3C80295B021505C7D2A2E7B6C6D5EAB7286C36F4A53C851" },
+  { name = "directories", version = "1.2.0", build_tools = ["gleam"], requirements = ["envoy", "gleam_stdlib", "platform", "simplifile"], otp_app = "directories", source = "hex", outer_checksum = "D13090CFCDF6759B87217E8DDD73A75903A700148A82C1D33799F333E249BF9E" },
+  { name = "envoy", version = "1.2.0", build_tools = ["gleam"], requirements = ["gleam_stdlib"], otp_app = "envoy", source = "hex", outer_checksum = "9C6FBB6BFA02A52798BEEC5977A738CAD6E4A057F4B67FD0C8061AD2502C191A" },
+  { name = "exception", version = "2.1.0", build_tools = ["gleam"], requirements = ["gleam_stdlib"], otp_app = "exception", source = "hex", outer_checksum = "329D269D5C2A314F7364BD2711372B6F2C58FA6F39981572E5CA68624D291F8C" },
+  { name = "filepath", version = "1.1.2", build_tools = ["gleam"], requirements = ["gleam_stdlib"], otp_app = "filepath", source = "hex", outer_checksum = "B06A9AF0BF10E51401D64B98E4B627F1D2E48C154967DA7AF4D0914780A6D40A" },
+  { name = "gleam_community_ansi", version = "1.5.0", build_tools = ["gleam"], requirements = ["gleam_community_colour", "gleam_regexp", "gleam_stdlib"], otp_app = "gleam_community_ansi", source = "hex", outer_checksum = "B5AA433AF84313E23FDF90CCFF752B9380FE9FFCE02B2949D49B7AACCC77B16D" },
+  { name = "gleam_community_colour", version = "2.0.4", build_tools = ["gleam"], requirements = ["gleam_json", "gleam_stdlib"], otp_app = "gleam_community_colour", source = "hex", outer_checksum = "6DB4665555D7D2B27F0EA32EF47E8BEBC4303821765F9C73D483F38EE24894F0" },
+  { name = "gleam_crypto", version = "1.6.0", build_tools = ["gleam"], requirements = ["gleam_stdlib"], otp_app = "gleam_crypto", source = "hex", outer_checksum = "2DE9E4EF53CF6FEE049D4F765731F7178F7A11AEFAE00EEE63BF7536B354AD3F" },
+  { name = "gleam_erlang", version = "1.3.0", build_tools = ["gleam"], requirements = ["gleam_stdlib"], otp_app = "gleam_erlang", source = "hex", outer_checksum = "1124AD3AA21143E5AF0FC5CF3D9529F6DB8CA03E43A55711B60B6B7B3874375C" },
+  { name = "gleam_http", version = "4.3.0", build_tools = ["gleam"], requirements = ["gleam_stdlib"], otp_app = "gleam_http", source = "hex", outer_checksum = "82EA6A717C842456188C190AFB372665EA56CE13D8559BF3B1DD9E40F619EE0C" },
+  { name = "gleam_httpc", version = "5.0.0", build_tools = ["gleam"], requirements = ["gleam_erlang", "gleam_http", "gleam_stdlib"], otp_app = "gleam_httpc", source = "hex", outer_checksum = "C545172618D07811494E97AAA4A0FB34DA6F6D0061FDC8041C2F8E3BE2B2E48F" },
+  { name = "gleam_json", version = "3.1.0", build_tools = ["gleam"], requirements = ["gleam_stdlib"], otp_app = "gleam_json", source = "hex", outer_checksum = "44FDAA8847BE8FC48CA7A1C089706BD54BADCC4C45B237A992EDDF9F2CDB2836" },
+  { name = "gleam_otp", version = "1.2.0", build_tools = ["gleam"], requirements = ["gleam_erlang", "gleam_stdlib"], otp_app = "gleam_otp", source = "hex", outer_checksum = "BA6A294E295E428EC1562DC1C11EA7530DCB981E8359134BEABC8493B7B2258E" },
+  { name = "gleam_regexp", version = "1.1.1", build_tools = ["gleam"], requirements = ["gleam_stdlib"], otp_app = "gleam_regexp", source = "hex", outer_checksum = "9C215C6CA84A5B35BB934A9B61A9A306EC743153BE2B0425A0D032E477B062A9" },
+  { name = "gleam_stdlib", version = "1.0.0", build_tools = ["gleam"], requirements = [], otp_app = "gleam_stdlib", source = "hex", outer_checksum = "960090C2FB391784BB34267B099DC9315CC1B1F6013E7415BC763CEF1905D7D3" },
+  { name = "gleam_time", version = "1.8.0", build_tools = ["gleam"], requirements = ["gleam_stdlib"], otp_app = "gleam_time", source = "hex", outer_checksum = "533D8723774D61AD4998324F5DD1DABDCDBFABAFB9E87CB5D03C6955448FC97D" },
+  { name = "glint", version = "1.2.1", build_tools = ["gleam"], requirements = ["gleam_community_ansi", "gleam_community_colour", "gleam_stdlib", "snag"], otp_app = "glint", source = "hex", outer_checksum = "2214C7CEFDE457CEE62140C3D4899B964E05236DA74E4243DFADF4AF29C382BB" },
+  { name = "glisten", version = "9.0.1", build_tools = ["gleam"], requirements = ["gleam_erlang", "gleam_otp", "gleam_stdlib", "logging"], otp_app = "glisten", source = "hex", outer_checksum = "7795AA50830656F3A0316A6B26595F893C83272DA901B3405E31339CAA31A10B" },
+  { name = "gramps", version = "6.0.1", build_tools = ["gleam"], requirements = ["gleam_crypto", "gleam_erlang", "gleam_http", "gleam_stdlib"], otp_app = "gramps", source = "hex", outer_checksum = "D55636072DEE173F6586A5679D3C02EC7A0DE3F8646B78C351B72908FF223DF7" },
+  { name = "group_registry", version = "1.0.0", build_tools = ["gleam"], requirements = ["gleam_erlang", "gleam_otp", "gleam_stdlib"], otp_app = "group_registry", source = "hex", outer_checksum = "BC798A53D6F2406DB94E27CB45C57052CB56B32ACF7CC16EA20F6BAEC7E36B90" },
+  { name = "houdini", version = "1.2.1", build_tools = ["gleam"], requirements = [], otp_app = "houdini", source = "hex", outer_checksum = "6F8AC2F12974567FB744BEA66AC93CEB76AAEA19AD28564623F76CDA9BC26A85" },
+  { name = "hpack_erl", version = "0.3.0", build_tools = ["rebar3"], requirements = [], otp_app = "hpack", source = "hex", outer_checksum = "D6137D7079169D8C485C6962DFE261AF5B9EF60FBC557344511C1E65E3D95FB0" },
+  { name = "justin", version = "1.1.0", build_tools = ["gleam"], requirements = ["gleam_stdlib"], otp_app = "justin", source = "hex", outer_checksum = "8B1C62269E8607D0A0ED698B7903984CE0BF7B6B3C0DEA3C6C8302B39402837B" },
+  { name = "logging", version = "1.5.0", build_tools = ["gleam"], requirements = ["gleam_stdlib"], otp_app = "logging", source = "hex", outer_checksum = "BC5F18CE5DD9686100229FE5409BDC3DD5C46D5A7DF2F804AD2D8F0DD6C5060E" },
+  { name = "lustre", version = "5.6.0", build_tools = ["gleam"], requirements = ["gleam_erlang", "gleam_json", "gleam_otp", "gleam_stdlib", "houdini"], otp_app = "lustre", source = "hex", outer_checksum = "EE558CD4DB9F09FCC16417ADF0183A3C2DAC3E4B21ED3AC0CAE859792AB810CA" },
+  { name = "lustre_dev_tools", version = "2.3.6", build_tools = ["gleam"], requirements = ["argv", "booklet", "filepath", "gleam_community_ansi", "gleam_crypto", "gleam_erlang", "gleam_http", "gleam_httpc", "gleam_json", "gleam_otp", "gleam_regexp", "gleam_stdlib", "glint", "group_registry", "justin", "lustre", "mist", "polly", "simplifile", "tom", "wisp"], otp_app = "lustre_dev_tools", source = "hex", outer_checksum = "7A650A107C7E767D902A8CB608460B927DE0CDD47D5BA04DED71F9F622FE6AD9" },
+  { name = "marceau", version = "1.3.0", build_tools = ["gleam"], requirements = [], otp_app = "marceau", source = "hex", outer_checksum = "2D1C27504BEF45005F5DFB18591F8610FB4BFA91744878210BDC464412EC44E9" },
+  { name = "mist", version = "6.0.3", build_tools = ["gleam"], requirements = ["exception", "gleam_erlang", "gleam_http", "gleam_otp", "gleam_stdlib", "glisten", "gramps", "hpack_erl", "logging"], otp_app = "mist", source = "hex", outer_checksum = "1B07F321D5FA0CB162D81496F2DE96AEB6EF8980F4F38230A4CC3F849497E020" },
+  { name = "off_topic", version = "1.0.0-rc3", build_tools = ["gleam"], requirements = ["gleam_json", "gleam_stdlib", "gleam_time", "lustre"], source = "local", path = ".." },
+  { name = "platform", version = "1.0.0", build_tools = ["gleam"], requirements = [], otp_app = "platform", source = "hex", outer_checksum = "8339420A95AD89AAC0F82F4C3DB8DD401041742D6C3F46132A8739F6AEB75391" },
+  { name = "polly", version = "3.1.0", build_tools = ["gleam"], requirements = ["filepath", "gleam_erlang", "gleam_otp", "gleam_stdlib", "simplifile"], otp_app = "polly", source = "hex", outer_checksum = "51FB565D81FF6212FDF3306D44419601F2A7C4EDD1F00FC9DA5C376A00AED4FE" },
+  { name = "simplifile", version = "2.4.0", build_tools = ["gleam"], requirements = ["filepath", "gleam_stdlib"], otp_app = "simplifile", source = "hex", outer_checksum = "7C18AFA4FED0B4CE1FA5B0B4BAC1FA1744427054EA993565F6F3F82E5453170D" },
+  { name = "snag", version = "1.2.0", build_tools = ["gleam"], requirements = ["gleam_stdlib"], otp_app = "snag", source = "hex", outer_checksum = "274F41D6C3ECF99F7686FDCE54183333E41D2C1CA5A3A673F9A8B2C7A4401077" },
+  { name = "tom", version = "2.1.0", build_tools = ["gleam"], requirements = ["gleam_stdlib", "gleam_time"], otp_app = "tom", source = "hex", outer_checksum = "DCF04CB7AB35D58CFC598C66EA2E1816D160759802C89B2BA6238780D59BC256" },
+  { name = "wisp", version = "2.2.2", build_tools = ["gleam"], requirements = ["directories", "exception", "filepath", "gleam_crypto", "gleam_erlang", "gleam_http", "gleam_json", "gleam_stdlib", "houdini", "logging", "marceau", "mist", "simplifile"], otp_app = "wisp", source = "hex", outer_checksum = "5FF5F1E288C3437252ABB93D8F9CF42FF652CE7AD54480CFE736038DC09C4F22" },
+]
+
+[requirements]
+gleam_stdlib = { version = ">= 1.0.0 and < 2.0.0" }
+gleam_time = { version = ">= 1.8.0 and < 2.0.0" }
+justin = { version = ">= 1.0.0 and < 2.0.0" }
+lustre = { version = ">= 5.6.0 and < 6.0.0" }
+lustre_dev_tools = { version = ">= 2.3.6 and < 3.0.0" }
+off_topic = { path = ".." }
diff --git a/demos/src/demos/element_scroll.gleam b/demos/src/demos/element_scroll.gleam
index 4cff423..b168370 100644
--- a/demos/src/demos/element_scroll.gleam
+++ b/demos/src/demos/element_scroll.gleam
@@ -40,8 +40,8 @@ fn update(model: Model, msg: Message) -> #(Model, Effect(Message)) {
       model,
       off_topic.element_scroll_to(
         selector: container,
-        x: 0,
-        y: 0,
+        x: 0.0,
+        y: 0.0,
         behaviour: off_topic.Smooth,
       ),
     )
@@ -49,8 +49,8 @@ fn update(model: Model, msg: Message) -> #(Model, Effect(Message)) {
       model,
       off_topic.element_scroll_to(
         selector: container,
-        x: 0,
-        y: 999,
+        x: 0.0,
+        y: 999.0,
         behaviour: off_topic.Smooth,
       ),
     )
diff --git a/demos/src/demos/element_visible.gleam b/demos/src/demos/element_visible.gleam
index 73efe54..2b5fec2 100644
--- a/demos/src/demos/element_visible.gleam
+++ b/demos/src/demos/element_visible.gleam
@@ -36,8 +36,8 @@ fn update(_model: Model, msg: Message) -> #(Model, Effect(Message)) {
       Model(visible: True),
       off_topic.element_scroll_to(
         selector: "#vis-scroll",
-        x: 112,
-        y: 40,
+        x: 112.0,
+        y: 40.0,
         behaviour: Instant,
       ),
     )
diff --git a/demos/src/demos/window_scroll.gleam b/demos/src/demos/window_scroll.gleam
index c091167..c77dff4 100644
--- a/demos/src/demos/window_scroll.gleam
+++ b/demos/src/demos/window_scroll.gleam
@@ -34,8 +34,8 @@ fn update(model: Model, msg: Message) -> #(Model, Effect(Message)) {
     UserClickedScrollDown -> #(
       model,
       off_topic.scroll_to(
-        x: float.round(model.x),
-        y: float.round(model.y) + 100,
+        x: model.x,
+        y: model.y +. 100.0,
         behaviour: Smooth,
       ),
     )
diff --git a/src/off_topic.gleam b/src/off_topic.gleam
index 13182da..1c1b899 100644
--- a/src/off_topic.gleam
+++ b/src/off_topic.gleam
@@ -857,8 +857,8 @@ pub type ScrollBehaviour {
 ///
 /// See also: [window_scroll](#window_scroll), [scroll_into_view](#scroll_into_view)
 pub fn scroll_to(
-  x x: Int,
-  y y: Int,
+  x x: Float,
+  y y: Float,
   behaviour behaviour: ScrollBehaviour,
 ) -> Effect(message) {
   let b = scroll_behaviour_string(behaviour)
@@ -870,8 +870,8 @@ pub fn scroll_to(
     False ->
       command("off-topic/scroll-to", [
         json.string("window"),
-        json.int(x),
-        json.int(y),
+        json.float(x),
+        json.float(y),
         json.string(b),
       ])
   }
@@ -1095,8 +1095,8 @@ pub fn element_scroll(
 /// See also: [element_scroll](#element_scroll), [scroll_to](#scroll_to)
 pub fn element_scroll_to(
   selector selector: String,
-  x x: Int,
-  y y: Int,
+  x x: Float,
+  y y: Float,
   behaviour behaviour: ScrollBehaviour,
 ) -> Effect(message) {
   let b = scroll_behaviour_string(behaviour)
@@ -1108,8 +1108,8 @@ pub fn element_scroll_to(
     False ->
       command("off-topic/scroll-to", [
         json.string(selector),
-        json.int(x),
-        json.int(y),
+        json.float(x),
+        json.float(y),
         json.string(b),
       ])
   }
diff --git a/src/off_topic/internal/commands.gleam b/src/off_topic/internal/commands.gleam
index df05fc3..24ff94e 100644
--- a/src/off_topic/internal/commands.gleam
+++ b/src/off_topic/internal/commands.gleam
@@ -23,8 +23,8 @@ pub fn remove_session_storage(_key: String, _emit: Bool) -> Nil {
 @external(javascript, "./commands_ffi.mjs", "scroll_to")
 pub fn scroll_to(
   _selector: String,
-  _x: Int,
-  _y: Int,
+  _x: Float,
+  _y: Float,
   _behavior: String,
   _root: Dynamic,
 ) -> Nil {
diff --git a/test_apps/test_ws/manifest.toml b/test_apps/test_ws/manifest.toml
index 9ab4cc4..6d304b2 100644
--- a/test_apps/test_ws/manifest.toml
+++ b/test_apps/test_ws/manifest.toml
@@ -32,7 +32,7 @@ packages = [
   { name = "lustre_dev_tools", version = "2.3.6", build_tools = ["gleam"], requirements = ["argv", "booklet", "filepath", "gleam_community_ansi", "gleam_crypto", "gleam_erlang", "gleam_http", "gleam_httpc", "gleam_json", "gleam_otp", "gleam_regexp", "gleam_stdlib", "glint", "group_registry", "justin", "lustre", "mist", "polly", "simplifile", "tom", "wisp"], otp_app = "lustre_dev_tools", source = "hex", outer_checksum = "7A650A107C7E767D902A8CB608460B927DE0CDD47D5BA04DED71F9F622FE6AD9" },
   { name = "marceau", version = "1.3.0", build_tools = ["gleam"], requirements = [], otp_app = "marceau", source = "hex", outer_checksum = "2D1C27504BEF45005F5DFB18591F8610FB4BFA91744878210BDC464412EC44E9" },
   { name = "mist", version = "6.0.2", build_tools = ["gleam"], requirements = ["exception", "gleam_erlang", "gleam_http", "gleam_otp", "gleam_stdlib", "glisten", "gramps", "hpack_erl", "logging"], otp_app = "mist", source = "hex", outer_checksum = "6B03DEEA38A02F276333CB27B53B16D3D45BD741B89599085A601BAF635F2006" },
-  { name = "off_topic", version = "1.0.0-rc1", build_tools = ["gleam"], requirements = ["gleam_json", "gleam_stdlib", "gleam_time", "lustre"], source = "local", path = "../.." },
+  { name = "off_topic", version = "1.0.0-rc3", build_tools = ["gleam"], requirements = ["gleam_json", "gleam_stdlib", "gleam_time", "lustre"], source = "local", path = "../.." },
   { name = "platform", version = "1.0.0", build_tools = ["gleam"], requirements = [], otp_app = "platform", source = "hex", outer_checksum = "8339420A95AD89AAC0F82F4C3DB8DD401041742D6C3F46132A8739F6AEB75391" },
   { name = "polly", version = "3.1.0", build_tools = ["gleam"], requirements = ["filepath", "gleam_erlang", "gleam_otp", "gleam_stdlib", "simplifile"], otp_app = "polly", source = "hex", outer_checksum = "51FB565D81FF6212FDF3306D44419601F2A7C4EDD1F00FC9DA5C376A00AED4FE" },
   { name = "simplifile", version = "2.4.0", build_tools = ["gleam"], requirements = ["filepath", "gleam_stdlib"], otp_app = "simplifile", source = "hex", outer_checksum = "7C18AFA4FED0B4CE1FA5B0B4BAC1FA1744427054EA993565F6F3F82E5453170D" },
diff --git a/test_apps/test_ws/src/test_ws.gleam b/test_apps/test_ws/src/test_ws.gleam
index 88c15eb..2f9ea77 100644
--- a/test_apps/test_ws/src/test_ws.gleam
+++ b/test_apps/test_ws/src/test_ws.gleam
@@ -66,7 +66,7 @@ fn init(_) {
 }
 
 fn scroll_to_bottom() {
-  off_topic.element_scroll_to("#messages", 0, 999_999, off_topic.Smooth)
+  off_topic.element_scroll_to("#messages", 0.0, 999_999.0, off_topic.Smooth)
 }
 
 fn subscriptions(model: Model) {