diff --git a/data/DataType/complex_python.yaml b/data/DataType/complex_python.yaml
new file mode 100644
index 0000000..34a8a31
--- /dev/null
+++ b/data/DataType/complex_python.yaml
@@ -0,0 +1,4 @@
+keyword: 'complex'
+integer-min: 'uncertain'
+integer-max: 'uncertain'
+integer-signed: true
diff --git a/data/Language/Python.yaml b/data/Language/Python.yaml
index 76eb6b5..284d448 100644
--- a/data/Language/Python.yaml
+++ b/data/Language/Python.yaml
@@ -55,3 +55,4 @@ datatypes:
   - int_python
   - float_python
   - none_python
+  - complex_python