diff --git a/Makefile b/Makefile
index 8ab1b255..9177e0ef 100644
--- a/Makefile
+++ b/Makefile
@@ -166,11 +166,5 @@ test:
 	RUST_BACKTRACE=full cargo test --release
 
 publish-crates: build
-	cargo publish -p rio-window
-	cargo publish -p sugarloaf
-	cargo publish -p rio-proc-macros
-	cargo publish -p copa
-	cargo publish -p corcovado
-	cargo publish -p teletypewriter
-	cargo publish -p rio-backend
-	cargo publish -p rioterm
+	# Note: cargo publish is only supported from >=1.90
+	cargo publish --workspace
diff --git a/rio-backend/src/crosswords/mod.rs b/rio-backend/src/crosswords/mod.rs
index 6d654cdb..046810e9 100644
--- a/rio-backend/src/crosswords/mod.rs
+++ b/rio-backend/src/crosswords/mod.rs
@@ -353,7 +353,7 @@ impl TabStops {
     fn resize(&mut self, columns: usize) {
         let mut index = self.tabs.len();
         self.tabs.resize_with(columns, || {
-            let is_tabstop = index % INITIAL_TABSTOPS == 0;
+            let is_tabstop = index.is_multiple_of(INITIAL_TABSTOPS);
             index += 1;
             is_tabstop
         });
diff --git a/rio-backend/src/performer/handler.rs b/rio-backend/src/performer/handler.rs
index bce09c88..4f6df760 100644
--- a/rio-backend/src/performer/handler.rs
+++ b/rio-backend/src/performer/handler.rs
@@ -768,7 +768,7 @@ impl<U: Handler, T: Timeout> copa::Perform for Performer<'_, U, T> {
 
             // Set color index.
             b"4" => {
-                if params.len() <= 1 || params.len() % 2 == 0 {
+                if params.len() <= 1 || params.len().is_multiple_of(2) {
                     unhandled(params);
                     return;
                 }
@@ -1339,7 +1339,7 @@ fn process_xtgettcap_request(buffer: &[u8]) -> String {
 
 /// Decode hex-encoded string (2 hex digits per character).
 fn decode_hex_string(hex_bytes: &[u8]) -> Result<String, &'static str> {
-    if hex_bytes.len() % 2 != 0 {
+    if !hex_bytes.len().is_multiple_of(2) {
         return Err("Invalid hex string length");
     }
 
diff --git a/rio-window/src/cursor.rs b/rio-window/src/cursor.rs
index 08f09778..74ed738f 100644
--- a/rio-window/src/cursor.rs
+++ b/rio-window/src/cursor.rs
@@ -236,7 +236,7 @@ impl CursorImage {
             return Err(BadImage::TooLarge { width, height });
         }
 
-        if rgba.len() % PIXEL_SIZE != 0 {
+        if !rgba.len().is_multiple_of(PIXEL_SIZE) {
             return Err(BadImage::ByteCountNotDivisibleBy4 {
                 byte_count: rgba.len(),
             });
diff --git a/rio-window/src/icon.rs b/rio-window/src/icon.rs
index 0aa9fbf0..4194f5bd 100644
--- a/rio-window/src/icon.rs
+++ b/rio-window/src/icon.rs
@@ -75,7 +75,7 @@ mod constructors {
             width: u32,
             height: u32,
         ) -> Result<Self, BadIcon> {
-            if rgba.len() % PIXEL_SIZE != 0 {
+            if !rgba.len().is_multiple_of(PIXEL_SIZE) {
                 return Err(BadIcon::ByteCountNotDivisibleBy4 {
                     byte_count: rgba.len(),
                 });
diff --git a/sugarloaf/src/components/rich_text/text_run_manager.rs b/sugarloaf/src/components/rich_text/text_run_manager.rs
index 086fbe98..0242cbee 100644
--- a/sugarloaf/src/components/rich_text/text_run_manager.rs
+++ b/sugarloaf/src/components/rich_text/text_run_manager.rs
@@ -112,7 +112,7 @@ impl TextRunManager {
         // layers: [i32; 2] = 8 bytes
         const VERTEX_SIZE: usize = 44;
 
-        if vertices_data.len() % VERTEX_SIZE != 0 {
+        if !vertices_data.len().is_multiple_of(VERTEX_SIZE) {
             debug!("Invalid vertex data size: {}", vertices_data.len());
             output_vertices.extend_from_slice(vertices_data);
             return;
diff --git a/sugarloaf/src/font_introspector/text/compose.rs b/sugarloaf/src/font_introspector/text/compose.rs
index d6953a69..75ecf771 100644
--- a/sugarloaf/src/font_introspector/text/compose.rs
+++ b/sugarloaf/src/font_introspector/text/compose.rs
@@ -118,7 +118,7 @@ fn compose_hangul(a: char, b: char) -> Option<char> {
         return None;
     }
     if a >= SBASE {
-        if (a - SBASE) % TCOUNT == 0 {
+        if (a - SBASE).is_multiple_of(TCOUNT) {
             Some(unsafe { from_u32_unchecked(a + (b - TBASE)) })
         } else {
             None