diff --git a/source/duke3d/src/anim.h b/source/duke3d/src/anim.h
index a921bd84c..50f6b6bc2 100644
--- a/source/duke3d/src/anim.h
+++ b/source/duke3d/src/anim.h
@@ -31,18 +31,18 @@ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 BEGIN_DUKE_NS
 
 typedef struct {
-    uint16_t frame;
-    int16_t sound;
+    uint16_t frame = 0;
+    int16_t sound = 0;
 } animsound_t;
 
 typedef struct
 {
     FString name;
-    double frameaspect1, frameaspect2;
-    uint8_t* animbuf;
+    double frameaspect1 = 0.0, frameaspect2 = 0.0;
+    uint8_t* animbuf = nullptr;
     TArray<animsound_t> Sounds;
-    uint8_t framedelay;
-    uint8_t frameflags;
+    uint8_t framedelay = 0;
+    uint8_t frameflags = 0;
 } dukeanim_t;
 
 extern dukeanim_t* g_animPtr;