diff --git a/test/__main__.py b/test/__main__.py
index 294cf6a8..1df003a3 100644
--- a/test/__main__.py
+++ b/test/__main__.py
@@ -58,7 +58,7 @@ if __name__ == '__main__':
         name="timezone",
         pipeline="timezone.json",
         build_pipeline=args.build_pipeline,
-        output_image="timezone.tar.xz",
+        output_image="timezone.tar",
         test_cases=[test_timezone],
         type=IntegrationTestType.EXTRACT
     )
@@ -66,7 +66,7 @@ if __name__ == '__main__':
         name="firewall",
         pipeline="firewall.json",
         build_pipeline=args.build_pipeline,
-        output_image="firewall.tar.xz",
+        output_image="firewall.tar",
         test_cases=[test_firewall],
         type=IntegrationTestType.EXTRACT
     )
@@ -74,7 +74,7 @@ if __name__ == '__main__':
         name="locale",
         pipeline="locale.json",
         build_pipeline=args.build_pipeline,
-        output_image="locale.tar.xz",
+        output_image="locale.tar",
         test_cases=[test_locale],
         type=IntegrationTestType.EXTRACT
     )
diff --git a/test/pipelines/firewall.json b/test/pipelines/firewall.json
index 28b9e3ae..e71de3ae 100644
--- a/test/pipelines/firewall.json
+++ b/test/pipelines/firewall.json
@@ -27,8 +27,7 @@
   "assembler": {
     "name": "org.osbuild.tar",
     "options": {
-      "filename": "firewall.tar.xz",
-      "compression": "xz"
+      "filename": "firewall.tar"
     }
   }
 }
diff --git a/test/pipelines/locale.json b/test/pipelines/locale.json
index 2ca77335..ced208f3 100644
--- a/test/pipelines/locale.json
+++ b/test/pipelines/locale.json
@@ -25,8 +25,7 @@
   "assembler": {
     "name": "org.osbuild.tar",
     "options": {
-      "filename": "locale.tar.xz",
-      "compression": "xz"
+      "filename": "locale.tar"
     }
   }
 }
diff --git a/test/pipelines/timezone.json b/test/pipelines/timezone.json
index 09868ec2..c9157f2b 100644
--- a/test/pipelines/timezone.json
+++ b/test/pipelines/timezone.json
@@ -25,8 +25,7 @@
   "assembler": {
     "name": "org.osbuild.tar",
     "options": {
-      "filename": "timezone.tar.xz",
-      "compression": "xz"
+      "filename": "timezone.tar"
     }
   }
 }