diff --git a/kernel/mm/malloc.c b/kernel/mm/malloc.c
index e749460..1ea73ea 100644
--- a/kernel/mm/malloc.c
+++ b/kernel/mm/malloc.c
@@ -1,6 +1,5 @@
 #pragma clang diagnostic ignored "-Wall"
 #pragma clang diagnostic ignored "-Wextra"
-#pragma clang optimize off
 #include "_malloc_port.c"
 /*
 Copyright 2023 Doug Lea
diff --git a/libmalloc/malloc.c b/libmalloc/malloc.c
index 1713c55..2791cdb 100644
--- a/libmalloc/malloc.c
+++ b/libmalloc/malloc.c
@@ -1,6 +1,5 @@
 #pragma clang diagnostic ignored "-Wall"
 #pragma clang diagnostic ignored "-Wextra"
-#pragma clang optimize off
 #include "_malloc_port.c"
 /*
 Copyright 2023 Doug Lea