diff --git a/src/agent/root.zig b/src/agent/root.zig
index 63c3ebd..bd4c119 100644
--- a/src/agent/root.zig
+++ b/src/agent/root.zig
@@ -1 +1,6 @@
 pub const config = @import("config.zig");
+
+test {
+    const testing = @import("std").testing;
+    testing.refAllDeclsRecursive(@This());
+}
diff --git a/src/meta/root.zig b/src/meta/root.zig
index d67fe6a..30e8a47 100644
--- a/src/meta/root.zig
+++ b/src/meta/root.zig
@@ -35,3 +35,8 @@ pub fn CombinedEnum(comptime parent: type) type {
         .fields = &combined,
     } });
 }
+
+test {
+    const testing = @import("std").testing;
+    testing.refAllDeclsRecursive(@This());
+}
diff --git a/src/st/root.zig b/src/st/root.zig
index 931ac16..2a49c1a 100644
--- a/src/st/root.zig
+++ b/src/st/root.zig
@@ -2,3 +2,8 @@ pub const http = @import("http.zig");
 pub const models = @import("models.zig");
 
 pub const fleet = @import("fleet.zig");
+
+test {
+    const testing = @import("std").testing;
+    testing.refAllDeclsRecursive(@This());
+}