diff --git a/programs/develop/libraries/menuetlibc/src/libm/ef_exp.s b/programs/develop/libraries/menuetlibc/src/libm/ef_exp.s
index cff5340a0..caf7af103 100644
--- a/programs/develop/libraries/menuetlibc/src/libm/ef_exp.s
+++ b/programs/develop/libraries/menuetlibc/src/libm/ef_exp.s
@@ -6,7 +6,7 @@ MK_C_SYM(__ieee754_expf)
 	fstl	%st(1)
 	frndint				
 	fstl	%st(2)
-	fsubrp				
+	fsubp				
 	f2xm1				 
 	fld1
 	faddp