diff --git a/tests/fuzzer.c b/tests/fuzzer.c
index 0956b9c5e..0ae0b3943 100644
--- a/tests/fuzzer.c
+++ b/tests/fuzzer.c
@@ -2219,6 +2219,7 @@ static int basicUnitTests(U32 const seed, double compressibility)
         }
 
         ZSTD_freeCCtx(cctx);
+        free(staticCCtxBuffer);
     }
     DISPLAYLEVEL(3, "OK \n");