diff --git a/src/test/fuzz/fuzz.cpp b/src/test/fuzz/fuzz.cpp
index 32bd00ec03e..5245b4607bf 100644
--- a/src/test/fuzz/fuzz.cpp
+++ b/src/test/fuzz/fuzz.cpp
@@ -29,7 +29,7 @@
 #include <utility>
 #include <vector>
 
-#ifdef __AFL_FUZZ_INIT
+#if defined(PROVIDE_FUZZ_MAIN_FUNCTION) && defined(__AFL_FUZZ_INIT)
 __AFL_FUZZ_INIT();
 #endif