diff --git a/examples/isa_test.bin b/examples/isa_test.bin
index 0ddc7d3..5714b23 100644
Binary files a/examples/isa_test.bin and b/examples/isa_test.bin differ
diff --git a/testrom/gen_isa_test.py b/testrom/gen_isa_test.py
index 17f85f4..0c2ccd4 100644
--- a/testrom/gen_isa_test.py
+++ b/testrom/gen_isa_test.py
@@ -31,7 +31,7 @@ VERIFIED_OPCODES = [
     (0x300014, "M4 = 1"),
     (0x500008, "L0 = 0"),
     (0x300008, "L4 = 0"),
-    (0x3000AE, "CNTR = 10"),
+    (0x5000AF, "CNTR = 10"),
     # Type 17: Reg = Reg
     (0x0D00A0, "AR = AX0"),
     (0x0D00B1, "SI = AX1"),
diff --git a/testrom/test_roms/isa_test.bin b/testrom/test_roms/isa_test.bin
index fea007f..5714b23 100644
Binary files a/testrom/test_roms/isa_test.bin and b/testrom/test_roms/isa_test.bin differ