diff --git a/versions/strategyMatrix.py b/versions/strategyMatrix.py
index a21cf5c3..d16a4096 100644
--- a/versions/strategyMatrix.py
+++ b/versions/strategyMatrix.py
@@ -186,7 +186,7 @@ def list_distro_files():
         return [
             filename
             for filename in os.listdir(".")             
-            if (filename.startswith("ubuntu_20"))
+            if (filename.startswith("ubuntu_18"))
             and filename != "common.yml"
         ]
     except Exception as e:
diff --git a/versions/ubuntu_18_bionic.yml b/versions/ubuntu_18_bionic.yml
index bfdda13a..329a416e 100644
--- a/versions/ubuntu_18_bionic.yml
+++ b/versions/ubuntu_18_bionic.yml
@@ -4,4 +4,4 @@ packages:
   - arch: amd64
     ami: ami-097963bffada588c8
   - arch: arm64
-    ami: ami-0f494cccc2516f9ba
\ No newline at end of file
+    ami: ami-00fbf7954d99a185c
\ No newline at end of file