diff --git a/src/tests/fuzz/fuzz_applayerprotodetectgetproto.c b/src/tests/fuzz/fuzz_applayerprotodetectgetproto.c
index 926dafb320..e5fb8f6ade 100644
--- a/src/tests/fuzz/fuzz_applayerprotodetectgetproto.c
+++ b/src/tests/fuzz/fuzz_applayerprotodetectgetproto.c
@@ -26,7 +26,7 @@ int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
 {
     Flow *f;
     TcpSession ssn;
-    bool reverse;
+    bool reverse = false;
 
     if (alpd_tctx == NULL) {
         //global init