diff --git a/tests/integration_tests/instances.py b/tests/integration_tests/instances.py
index 21345f4674e..1b09cba1273 100644
--- a/tests/integration_tests/instances.py
+++ b/tests/integration_tests/instances.py
@@ -221,7 +221,7 @@ def install_deb(self):
         self.execute("apt update")
         # Use apt install instead of dpkg -i to pull in any changed pkg deps
         assert self.execute(
-            "apt install {path} --yes".format(path=remote_path)
+            f"apt install {remote_path} --yes --allow-downgrades"
         ).ok
 
     @retry(tries=30, delay=1)