diff --git a/plugins/in_http/http_prot.c b/plugins/in_http/http_prot.c
index f12d6c38767..1841c39bc74 100644
--- a/plugins/in_http/http_prot.c
+++ b/plugins/in_http/http_prot.c
@@ -500,7 +500,7 @@ static int process_payload(struct flb_http *ctx, struct http_conn *conn,
     size_t uncompressed_size = 0;
 
     /* used when checking content-encoding */
-    bool gzip_compressed = false;
+    int gzip_compressed = FLB_FALSE;
     int gzip_ret;
 
     header = &session->parser.headers[MK_HEADER_CONTENT_TYPE];