diff --git a/mz_strm_libcomp.c b/mz_strm_libcomp.c
index 639c81d0..a222f208 100644
--- a/mz_strm_libcomp.c
+++ b/mz_strm_libcomp.c
@@ -116,7 +116,6 @@ int32_t mz_stream_libcomp_read(void *stream, void *buf, int32_t size) {
     uint64_t total_in_after = 0;
     uint64_t total_out_before = 0;
     uint64_t total_out_after = 0;
-    int32_t total_in = 0;
     int32_t total_out = 0;
     int32_t in_bytes = 0;
     int32_t out_bytes = 0;
@@ -161,7 +160,6 @@ int32_t mz_stream_libcomp_read(void *stream, void *buf, int32_t size) {
         in_bytes = (int32_t)(total_in_before - total_in_after);
         out_bytes = (int32_t)(total_out_before - total_out_after);
 
-        total_in += in_bytes;
         total_out += out_bytes;
 
         libcomp->total_in += in_bytes;