diff --git a/setup/flavors/compose/docker-compose.yml b/setup/flavors/compose/docker-compose.yml
index 1c5e79ef..44958151 100644
--- a/setup/flavors/compose/docker-compose.yml
+++ b/setup/flavors/compose/docker-compose.yml
@@ -217,7 +217,7 @@ services:
   # Optional services
   {% if antivirus_enabled %}
   antivirus:
-    image: clamav/clamav-debian:1.5_base
+    image: clamav/clamav-debian:1.4_base
     restart: always
     logging:
       driver: journald
diff --git a/towncrier/newsfragments/3937.bugfix b/towncrier/newsfragments/3937.bugfix
index 9bc088ba..0d602330 100644
--- a/towncrier/newsfragments/3937.bugfix
+++ b/towncrier/newsfragments/3937.bugfix
@@ -1 +1 @@
-Upgrade clamav to 1.5, use the lighter base-image
+Use clamav's lighter base-image