diff --git a/tests/fuzzer.c b/tests/fuzzer.c
index d63f1352c..046c67ea8 100644
--- a/tests/fuzzer.c
+++ b/tests/fuzzer.c
@@ -248,7 +248,7 @@ static int FUZ_mallocTests(unsigned seed, double compressibility, unsigned part)
 
 static int FUZ_mallocTests(unsigned seed, double compressibility, unsigned part)
 {
-    (void)seed; (void)compressibility;
+    (void)seed; (void)compressibility; (void)part;
     return 0;
 }