diff --git a/hence/README.md b/hence/README.md
index dadeaea..df9a938 100644
--- a/hence/README.md
+++ b/hence/README.md
@@ -10,18 +10,18 @@
 
 # Opcodes
 
-| Index  | Name   | Description                                                        | Arguments |
-| ------ | ------ | ------------------------------------------------------------------ | --------- |
-| `0x00` | `nop`  | No operation                                                       |           |
-| `0x01` | `push` | Push to stack                                                      |           |
-| `0x02` | `pop`  | Pops top of stack                                                  |           |
-| `0x03` | `ts`   | Store value into `tmp`                                             |           |
-| `0x04` | `tsr`  | Store register's value into `tmp`                                  |           |
-| `0x05` | `tss`  | Stores top of stack into `tmp`                                     |           |
-| `0x06` | `tlr`  | Load `tmp`'s value into register                                   |           |
-| `0x07` | `tlrc` | Same as `tlr` but only executes if register `a`'s first bit is `1` |           |
-| `0x08` | `tls`  | Push value of `tmp` to stack                                       |           |
-| `0x09` | `dbg`  | Debug                                                              |           |
-| `0x0a` | `alu`  | Runs ALU with `tmp`'s value as operator                            |           |
-| `0x0b` | `get`  | Sets `tmp` to memory at address in `tmp`                           |           |
-| `0x0c` | `set`  | Sets memory to value at specific address                           |           |
+| Index  | Name   | Description                                                  | Arguments |
+| ------ | ------ | ------------------------------------------------------------ | --------- |
+| `0x00` | `nop`  | No operation                                                 |           |
+| `0x01` | `push` | Push to stack                                                |           |
+| `0x02` | `pop`  | Pops top of stack                                            |           |
+| `0x03` | `ts`   | Store value into `tmp`                                       |           |
+| `0x04` | `tsr`  | Store register's value into `tmp`                            |           |
+| `0x05` | `tss`  | Stores top of stack into `tmp`                               |           |
+| `0x06` | `tlr`  | Load `tmp`'s value into register                             |           |
+| `0x07` | `tlrc` | Same as `tlr` but only executes if register `tmp`'s first bit is `1` |           |
+| `0x08` | `tls`  | Push value of `tmp` to stack                                 |           |
+| `0x09` | `dbg`  | Debug                                                        |           |
+| `0x0a` | `alu`  | Runs ALU with `tmp`'s value as operator                      |           |
+| `0x0b` | `get`  | Sets `tmp` to memory at address in `tmp`                     |           |
+| `0x0c` | `set`  | Sets memory to value at specific address                     |           |
diff --git a/hence/src/lib/emulator.rs b/hence/src/lib/emulator.rs
index 7877a56..f63b13c 100644
--- a/hence/src/lib/emulator.rs
+++ b/hence/src/lib/emulator.rs
@@ -255,7 +255,7 @@ pub fn emulate(data: &mut Data) -> Result<()> {
                 data.set_register(data.reg_arg as u8, data.tmp);
             }
             0x07 => {
-                if data.reg_a & 1 == 1 {
+                if data.tmp & 1 == 1 {
                     data.set_register(data.reg_arg as u8, data.tmp);
                 }
             }