diff --git a/source/build/include/build.h b/source/build/include/build.h
index 80c086141..957499acc 100644
--- a/source/build/include/build.h
+++ b/source/build/include/build.h
@@ -704,8 +704,8 @@ extern int32_t(*changespritestat_replace)(int16_t spritenum, int16_t newstatnum)
 enum EHitBits
 {
     kHitNone = 0,
-    kHitTypeMask = 0xE000,
-    kHitIndexMask = 0x1FFF,
+    kHitTypeMask = 0xC000,
+    kHitIndexMask = 0x3FFF,
     kHitSector = 0x4000,
     kHitWall = 0x8000,
     kHitSprite = 0xC000,
diff --git a/source/games/duke/src/gameexec.cpp b/source/games/duke/src/gameexec.cpp
index 08884d189..aec75bf8d 100644
--- a/source/games/duke/src/gameexec.cpp
+++ b/source/games/duke/src/gameexec.cpp
@@ -2809,7 +2809,7 @@ int ParseState::parse(void)
 		parseifelse( fi.floorspace(g_sp->sectnum));
 		break;
 	case concmd_ifnotmoving:
-		parseifelse( (g_ac->movflag&kHitTypeMask) > kHitSprite );
+		parseifelse( (g_ac->movflag&kHitTypeMask) > kHitSector );
 		break;
 	case concmd_respawnhitag:
 		insptr++;