1 files changed, 1 insertions, 1 deletions

diff --git a/infback.c b/infback.c
index f3833c2..ea3f76a 100644
--- a/infback.c
+++ b/infback.c
@@ -61,7 +61,7 @@ int stream_size;
     Tracev((stderr, "inflate: allocated\n"));
     strm->state = (struct internal_state FAR *)state;
     state->dmax = 32768U;
-    state->wbits = windowBits;
+    state->wbits = (uInt)windowBits;
     state->wsize = 1U << windowBits;
     state->window = window;
     state->wnext = 0;