diff --git a/sapi/fuzzer/fuzzer-function-jit.c b/sapi/fuzzer/fuzzer-function-jit.c
index 2510d8b556d..92415c2a0e1 100644
--- a/sapi/fuzzer/fuzzer-function-jit.c
+++ b/sapi/fuzzer/fuzzer-function-jit.c
@@ -58,8 +58,8 @@ int LLVMFuzzerInitialize(int *argc, char ***argv) {
 		"zend_extension=%s\n"
 		"opcache.validate_timestamps=0\n"
 		"opcache.file_update_protection=0\n"
-		"opcache.jit_buffer_size=128M"
-		"opcache.protect_memory=1",
+		"opcache.jit_buffer_size=128M\n"
+		"opcache.protect_memory=1\n",
 		opcache_path);
 	free(opcache_path);