diff --git a/testbench/tests/write_unaligned/write_unaligned.c b/testbench/tests/write_unaligned/write_unaligned.c
index 8cf2b3b5959..847f210ccac 100644
--- a/testbench/tests/write_unaligned/write_unaligned.c
+++ b/testbench/tests/write_unaligned/write_unaligned.c
@@ -16,5 +16,11 @@ int main () {
     printf("jumping to 0xe000001\n");
     func = 0xe000001;
     func();
+    printf("jumping to 0x3fffffff\n");
+    func = 0x3fffffff;
+    func();
+    printf("jumping to 0xa001\n");
+    func = 0xa001;
+    func();
     return 0;
 }