diff --git a/tools/testing/selftests/mm/mdwe_test.c b/tools/testing/selftests/mm/mdwe_test.c
index bc91bef5d254..0c5e469ae38f 100644
--- a/tools/testing/selftests/mm/mdwe_test.c
+++ b/tools/testing/selftests/mm/mdwe_test.c
@@ -168,13 +168,10 @@ TEST_F(mdwe, mmap_FIXED)
 	self->p = mmap(NULL, self->size, PROT_READ, self->flags, 0, 0);
 	ASSERT_NE(self->p, MAP_FAILED);
 
-	p = mmap(self->p + self->size, self->size, PROT_READ | PROT_EXEC,
+	/* MAP_FIXED unmaps the existing page before mapping which is allowed */
+	p = mmap(self->p, self->size, PROT_READ | PROT_EXEC,
 		 self->flags | MAP_FIXED, 0, 0);
-	if (variant->enabled) {
-		EXPECT_EQ(p, MAP_FAILED);
-	} else {
-		EXPECT_EQ(p, self->p);
-	}
+	EXPECT_EQ(p, self->p);
 }
 
 TEST_F(mdwe, arm64_BTI)