diff --git a/src/playsim/p_acs.cpp b/src/playsim/p_acs.cpp
index 917a00e98f..983ad08baf 100644
--- a/src/playsim/p_acs.cpp
+++ b/src/playsim/p_acs.cpp
@@ -620,7 +620,7 @@ inline DAngle ACSToAngle(int acsval)
 
 inline int AngleToACS(DAngle ang)
 {
-	return ang.Q16();
+	return ang.Normalized360().Q16();
 }
 
 inline int PitchToACS(DAngle ang)