diff --git a/lib/std/debug.zig b/lib/std/debug.zig
index 3b9e46be925557566d031623f40f6373644635fa..6801e23665bf915932ea9c4b02df54150202129d 100644
--- a/lib/std/debug.zig
+++ b/lib/std/debug.zig
@@ -2444,7 +2444,7 @@ pub const ModuleDebugInfo = switch (native_os) {
             return &self.dwarf;
         }
     },
-    .wasi => struct {
+    .wasi, .emscripten => struct {
         pub fn deinit(self: *@This(), allocator: mem.Allocator) void {
             _ = self;
             _ = allocator;