diff --git a/cpg_flow_test/run-test-workflow.sh b/cpg_flow_test/run-test-workflow.sh
index 2495c4a..0b67f25 100755
--- a/cpg_flow_test/run-test-workflow.sh
+++ b/cpg_flow_test/run-test-workflow.sh
@@ -106,7 +106,7 @@ echo "analysis-runner
   --access-level "test"
   --output-dir "cpg-flow_test"
   --config "$CONFIG_PATH"
-  workflow.py"
+  python3 workflow.py"
 
 if [ $DRY_RUN -eq 1 ]; then
   echo "Dry run complete. Exiting..."
@@ -122,4 +122,4 @@ analysis-runner \
   --access-level "test" \
   --output-dir "cpg-flow_test" \
   --config "$CONFIG_PATH" \
-  workflow.py
+  python3 workflow.py
diff --git a/cpg_flow_test/workflow.py b/cpg_flow_test/workflow.py
old mode 100644
new mode 100755
index 2b84abf..5927ef5
--- a/cpg_flow_test/workflow.py
+++ b/cpg_flow_test/workflow.py
@@ -1,3 +1,5 @@
+#!/usr/bin/env python3
+
 import os
 import sys