diff --git a/src/aiida_pythonjob/__init__.py b/src/aiida_pythonjob/__init__.py
index b8d8d61..5c0ffd3 100644
--- a/src/aiida_pythonjob/__init__.py
+++ b/src/aiida_pythonjob/__init__.py
@@ -1,6 +1,6 @@
 """AiiDA plugin that run Python function on remote computers."""
 
-__version__ = "0.1.5"
+__version__ = "0.1.6"
 
 from .calculations import PythonJob
 from .launch import prepare_pythonjob_inputs
diff --git a/src/aiida_pythonjob/launch.py b/src/aiida_pythonjob/launch.py
index 5039603..0224117 100644
--- a/src/aiida_pythonjob/launch.py
+++ b/src/aiida_pythonjob/launch.py
@@ -66,5 +66,5 @@ def prepare_pythonjob_inputs(
         **kwargs,
     }
     if process_label:
-        inputs[process_label] = process_label
+        inputs["process_label"] = process_label
     return inputs