diff --git a/src/pasm_vm.c b/src/pasm_vm.c
index df6a766..d7475c2 100644
--- a/src/pasm_vm.c
+++ b/src/pasm_vm.c
@@ -76,7 +76,7 @@ interpretation_result vm_interpret(uint32_t *bytecode) {
                 break;
 
             case OP_CMP:
-                vm.f = vm.r0 == arg;
+                vm.f = vm.r1 == arg;
                 break;
 
             case OP_JMP_IF_F:
diff --git a/src/to_bytecode.c b/src/to_bytecode.c
index bb258fc..92df6cf 100644
--- a/src/to_bytecode.c
+++ b/src/to_bytecode.c
@@ -75,6 +75,10 @@ uint32_t* to_bytecode(FILE* fp, uint32_t *bytecode) {
             } else if (!strcmp(op, "JMP_IF_NOT_F")) {
                 bytecode[bytecode_idx] = 0x0f000000;
                 bytecode[bytecode_idx] |= 0x00ffffff & atoi(arg);
+            }
+            else if (!strcmp(op, "CMP")) {
+                bytecode[bytecode_idx] = 0c0d000000;
+                bytecode[bytecode_idx] |= 0x00ffffff & atoi(arg);
             } else puts("IDIOT");
             //printf("%x\n", bytecode[bytecode_idx]);
             bytecode_idx++;