1 files changed, 1 insertions, 1 deletions
diff --git a/test/switchlevels.c b/test/switchlevels.c
index a4ec4b7..1e1fb00 100644
--- a/test/switchlevels.c
+++ b/test/switchlevels.c
@@ -68,7 +68,7 @@ static int compress_chunk(PREFIX3(stream) *strm, int level, int size, int last)
         goto done;
     }
 
-    compsize = 100 + 2 * PREFIX(deflateBound)(strm, size);
+    compsize = PREFIX(deflateBound)(strm, size);
     buf = malloc(size + compsize);
     if (buf == NULL) {
         fprintf(stderr, "Out of memory\n");