diff --git a/source/games/duke/src/funct.h b/source/games/duke/src/funct.h
index 7a3d82c9e..91aec8c43 100644
--- a/source/games/duke/src/funct.h
+++ b/source/games/duke/src/funct.h
@@ -153,7 +153,7 @@ void hud_input(int playerNum);
 int getanimationgoal(int animtype, int animindex);
 bool isanearoperator(int lotag);
 bool isanunderoperator(int lotag);
-int setanimation(short animsect, int animtype, int animindex, int thegoal, int thevel);
+int setanimation(int animsect, int animtype, int animindex, int thegoal, int thevel);
 void dofurniture(int wallNum, int sectnum, int playerNum);
 void dotorch();
 int hitawall(struct player_struct* pl, int* hitWall);
diff --git a/source/games/duke/src/global.cpp b/source/games/duke/src/global.cpp
index 42ac0aa81..b2300cd64 100644
--- a/source/games/duke/src/global.cpp
+++ b/source/games/duke/src/global.cpp
@@ -101,7 +101,7 @@ int numanimwalls;
 int animatecnt;								// sector plane movement
 int animatesect[MAXANIMATES];
 int8_t animatetype[MAXANIMATES];
-int16_t animatetarget[MAXANIMATES];
+int animatetarget[MAXANIMATES];
 int animategoal[MAXANIMATES];
 int animatevel[MAXANIMATES];
 int numclouds;								// cloudy skies
diff --git a/source/games/duke/src/global.h b/source/games/duke/src/global.h
index 305920c80..a146d30da 100644
--- a/source/games/duke/src/global.h
+++ b/source/games/duke/src/global.h
@@ -85,7 +85,7 @@ enum animtype_t
 	anim_vertexy,
 };
 extern int animatesect[MAXANIMATES];
-extern int16_t animatetarget[MAXANIMATES];
+extern int animatetarget[MAXANIMATES];
 extern int8_t animatetype[MAXANIMATES];
 extern int animategoal[MAXANIMATES];
 extern int animatevel[MAXANIMATES];
diff --git a/source/games/duke/src/sectors.cpp b/source/games/duke/src/sectors.cpp
index c51f332b7..afc493fe4 100644
--- a/source/games/duke/src/sectors.cpp
+++ b/source/games/duke/src/sectors.cpp
@@ -393,7 +393,7 @@ int getanimationgoal(int animtype, int animtarget)
 //
 //---------------------------------------------------------------------------
 
-int setanimation(short animsect, int animtype, int animtarget, int thegoal, int thevel)
+int setanimation(int animsect, int animtype, int animtarget, int thegoal, int thevel)
 {
 	int i, j;