diff --git a/lib/std/wasm.zig b/lib/std/wasm.zig
index 84095ea9a8..07b8155b76 100644
--- a/lib/std/wasm.zig
+++ b/lib/std/wasm.zig
@@ -518,7 +518,7 @@ pub fn simdOpcode(op: SimdOpcode) u32 {
     return @intFromEnum(op);
 }
 
-/// Simd opcodes that require a prefix `0xFE`.
+/// Atomic opcodes that require a prefix `0xFE`.
 /// Each opcode represents a varuint32, meaning
 /// they are encoded as leb128 in binary.
 pub const AtomicsOpcode = enum(u32) {