https://bugs.gentoo.org/show_bug.cgi?id=422915

--- src/shots.c
+++ src/shots.c
@@ -490,8 +490,6 @@
           {
             bullet->img_angle = (Sint16) (bullet->angle / PI_BY_16);
           }
-        /* save current angle for the calculation of the next angle */
-        bullet->img_old_angle = bullet->img_angle;
         /* avoid negative indexes */
         bullet->img_angle = (Sint16) abs (bullet->img_angle);
         /* avoid a shot angle higher than the number of images */
@@ -499,6 +497,8 @@
           {
             bullet->img_angle = (Sint16) (bullet->spr.numof_images - 1);
           }
+        /* save current angle for the calculation of the next angle */
+        bullet->img_old_angle = bullet->img_angle;
         /* draw the shot sprite */
         draw_sprite (bullet->spr.img[bullet->img_angle],
                      (Uint32) bullet->spr.xcoord,