diff --git a/src/sp_lev.c b/src/sp_lev.c
index 1fac220aa..2df7dc548 100644
--- a/src/sp_lev.c
+++ b/src/sp_lev.c
@@ -5850,6 +5850,7 @@ sp_lev *lvl;
             coder->frame = tmpframe;
         } while (coder->frame);
     }
+    free(coder);
 
     return TRUE;
 }