diff --git a/genie/process_mutation.py b/genie/process_mutation.py
index 4f02270b..2c747057 100644
--- a/genie/process_mutation.py
+++ b/genie/process_mutation.py
@@ -112,7 +112,7 @@
     "PICK",
     "Exon_Number",
     "genomic_location_explanation",
-    "Annotation_Status"
+    "Annotation_Status",
 ]