diff --git a/src/libvm/src/mem.rs b/src/libvm/src/mem.rs
index 02f9ec2..8fc5cda 100644
--- a/src/libvm/src/mem.rs
+++ b/src/libvm/src/mem.rs
@@ -121,8 +121,8 @@ impl<T> MemCursor<T>
             RET => Ok(Inst::Ret),
             PUSH => source!(Push),
             POP => dest!(Pop),
-            INT => { todo!("INT decode") },
-            IRET => { todo!("IRET decode") },
+            INT => source_source!(Int),
+            IRET => Ok(Inst::IRet),
             MOV => dest_source!(Mov),
             HALT => Ok(Inst::Halt),
             NOP => Ok(Inst::Nop),