diff --git a/pyasm/asm_tests/tests/test_main_opcodes.asm b/pyasm/asm_tests/tests/test_main_opcodes.asm
index 52648aa..fb80626 100644
--- a/pyasm/asm_tests/tests/test_main_opcodes.asm
+++ b/pyasm/asm_tests/tests/test_main_opcodes.asm
@@ -326,5 +326,25 @@
 ;|     0001071
         ios
 ;|     0001072
+        iot 0101
+;|     0001101
+        iot 0111
+;|     0001111
+        iot 0131
+;|     0001131
+        iot 0132
+;|     0001132
+        iot 0134
+;|     0001134
+        iot 0141
+;|     0001141
+        iof
+;|     0001161
+        ion
+;|     0001162
+        pun
+;|     0001271
+        psf
+;|     0001274
 
         end