diff --git a/wadsrc/static/actors/constants.txt b/wadsrc/static/actors/constants.txt
index a3093a2c4f..2a6f1c4836 100644
--- a/wadsrc/static/actors/constants.txt
+++ b/wadsrc/static/actors/constants.txt
@@ -185,7 +185,7 @@ const int MSF_DontHurt = 2;
 // Flags for A_Explode
 const int XF_HURTSOURCE = 1;
 const int XF_NOTMISSILE = 4;
-const int XF_NOACTORTYPE = 1 << 3;
+const int XF_EXPLICITDAMAGETYPE = 1 << 3;
 
 // Flags for A_RadiusThrust
 const int RTF_AFFECTSOURCE = 1;