diff --git a/README.md b/README.md
index a16abea..6a98ea5 100644
--- a/README.md
+++ b/README.md
@@ -188,7 +188,7 @@ The shortcut mnemonics for the jump operations are as follows:
 
 The shortcut mnemonics for other operations are as follows:
 
-* `dia` is a shortcut to `cpy 0` (direct integer assignment)
+* `dca` is a shortcut to `cpy 0` (direct constant assignment)
 * `dva` is a shortcut to `cpy 1` (direct value assignment)
 * `iva` is a shortcut to `cpy 2` (indirect value assignment)
 * `mul` is a shortcut to `fma 0` (multiplication)
diff --git a/mu808asm.py b/mu808asm.py
index 76f4a8e..7c5e634 100755
--- a/mu808asm.py
+++ b/mu808asm.py
@@ -34,7 +34,7 @@ jmpfunc_shorts = {
     'ieq': 'jmp 7',     # indirect jump if equals to zero
     'igt': 'jmp 8',     # indirect jump if greater than zero
     'ilt': 'jmp 9',     # indirect jump if less than zero
-    'dia': 'cpy 0',     # direct integer assignment
+    'dca': 'cpy 0',     # direct constant assignment
     'dva': 'cpy 1',     # direct value assignment
     'iva': 'cpy 2',     # indirect value assignment
     'mul': 'fma 0',     # multiplication