diff --git a/src/m_fixed.h b/src/m_fixed.h
index 9f3bb2910..021f84d89 100644
--- a/src/m_fixed.h
+++ b/src/m_fixed.h
@@ -204,7 +204,7 @@ FUNCMATH FUNCINLINE static ATTRINLINE fixed_t FixedInt(fixed_t a)
 */
 FUNCMATH FUNCINLINE static ATTRINLINE fixed_t FixedDiv(fixed_t a, fixed_t b)
 {
-	if ((abs(a) >> (FRACBITS-2)) >= abs(b))
+	if ((abs(a / (FRACUNIT/4))) >= abs(b))
 		return (a^b) < 0 ? INT32_MIN : INT32_MAX;
 
 	return FixedDiv2(a, b);