diff --git a/polymer/eduke32/build/src/mdsprite.c b/polymer/eduke32/build/src/mdsprite.c
index 5bd6765c8..113ccd3ce 100644
--- a/polymer/eduke32/build/src/mdsprite.c
+++ b/polymer/eduke32/build/src/mdsprite.c
@@ -1733,15 +1733,15 @@ static int32_t md3draw(md3model_t *m, spritetype *tspr)
     if (spriteext[tspr->owner].pitch || spriteext[tspr->owner].roll || m->head.flags == 1337)
     {
         if (spriteext[tspr->owner].xoff)
-            a0.x = (int32_t)(spriteext[tspr->owner].xoff / (2048 * (m0.x+m1.x)));
+            a0.x = (int32_t)(spriteext[tspr->owner].xoff / (2560 * (m0.x+m1.x)));
         else
             a0.x = 0;
         if (spriteext[tspr->owner].yoff)
-            a0.y = (int32_t)(spriteext[tspr->owner].yoff / (2048 * (m0.x+m1.x)));
+            a0.y = (int32_t)(spriteext[tspr->owner].yoff / (2560 * (m0.x+m1.x)));
         else
             a0.y = 0;
         if ((spriteext[tspr->owner].zoff) && !(tspr->cstat&1024))
-            a0.z = (int32_t)(spriteext[tspr->owner].zoff / (524288 * (m0.z+m1.z)));
+            a0.z = (int32_t)(spriteext[tspr->owner].zoff / (655360 * (m0.z+m1.z)));
         else
             a0.z = 0;
         k0 = (float)sintable[(spriteext[tspr->owner].pitch+512)&2047] / 16384.0;
diff --git a/polymer/eduke32/build/src/polymer.c b/polymer/eduke32/build/src/polymer.c
index 4bc68e744..05544b57a 100644
--- a/polymer/eduke32/build/src/polymer.c
+++ b/polymer/eduke32/build/src/polymer.c
@@ -3036,8 +3036,8 @@ static void         polymer_drawmdsprite(spritetype *tspr)
         pitchang = (float)(spriteext[tspr->owner].pitch) / (2048.0f / 360.0f);
         rollang = (float)(spriteext[tspr->owner].roll) / (2048.0f / 360.0f);
 
-        offsets[0] = spriteext[tspr->owner].xoff / (scale * tspr->xrepeat);
-        offsets[1] = spriteext[tspr->owner].yoff / (scale * tspr->xrepeat);
+        offsets[0] = -spriteext[tspr->owner].xoff / (scale * tspr->xrepeat);
+        offsets[1] = -spriteext[tspr->owner].yoff / (scale * tspr->xrepeat);
         offsets[2] = (float)(spriteext[tspr->owner].zoff) / 16.0f / (scale * tspr->yrepeat);
 
         bglTranslatef(-offsets[0], -offsets[1], -offsets[2]);