diff --git a/mach/m68020/ce/mach.c b/mach/m68020/ce/mach.c
index 2eebc098b..3dc6e490e 100644
--- a/mach/m68020/ce/mach.c
+++ b/mach/m68020/ce/mach.c
@@ -26,4 +26,5 @@ char *filename;
 }
 */
 
+#define IEEEFLOAT
 #include <float_cst>