diff --git a/arch/arc/core/reset.S b/arch/arc/core/reset.S
index f0cce435d11..304447483cd 100644
--- a/arch/arc/core/reset.S
+++ b/arch/arc/core/reset.S
@@ -66,7 +66,7 @@ SECTION_FUNC(TEXT,__start)
 
 	/* \todo: MPU init, gp for small data? */
 
-#if CONFIG_USERSPACE
+#if defined(CONFIG_USERSPACE)
 	lr r0, [_ARC_V2_STATUS32]
 	bset r0, r0, _ARC_V2_STATUS32_US_BIT
 	kflag r0
diff --git a/arch/arc/core/thread.c b/arch/arc/core/thread.c
index 1936a87a465..1e7b2df5f7a 100644
--- a/arch/arc/core/thread.c
+++ b/arch/arc/core/thread.c
@@ -74,7 +74,7 @@ void z_new_thread(struct k_thread *thread, k_thread_stack_t *stack,
 	char *stackAdjEnd;
 	struct init_stack_frame *pInitCtx;
 
-#if CONFIG_USERSPACE
+#ifdef CONFIG_USERSPACE
 
 	size_t stackAdjSize;
 	size_t offset = 0;