diff --git a/lib/zlib/gzwrite.c b/lib/zlib/gzwrite.c
index 29dcc5362..62de1cc98 100644
--- a/lib/zlib/gzwrite.c
+++ b/lib/zlib/gzwrite.c
@@ -569,7 +569,7 @@ int ZEXPORT gzclose_w(file)
 #ifdef _WIN32
     if (_close(state->fd) == -1)
 #else
-    if (_close(state->fd) == -1)
+    if (close(state->fd) == -1)
 #endif
             ret = Z_ERRNO;
     free(state);