diff --git a/src/kaleidoscope_internal/deprecations.h b/src/kaleidoscope_internal/deprecations.h
index 10e26e3e..09748cd9 100644
--- a/src/kaleidoscope_internal/deprecations.h
+++ b/src/kaleidoscope_internal/deprecations.h
@@ -16,6 +16,8 @@
 
 #pragma once
 
+#include "kaleidoscope/macro_helpers.h"
+
 #define DEPRECATED(tag)                                                 \
   __attribute__((deprecated(_DEPRECATE(_DEPRECATED_MESSAGE_ ## tag))))