diff --git a/float.h b/float.h
index 40305bc1..74fd738d 100644
--- a/float.h
+++ b/float.h
@@ -10,6 +10,8 @@
 #ifndef NASM_FLOAT_H
 #define NASM_FLOAT_H
 
+#include "nasm.h"
+
 enum float_round {
     FLOAT_RC_NEAR,
     FLOAT_RC_ZERO,