diff --git a/charms/worker/charmcraft.yaml b/charms/worker/charmcraft.yaml
index 179ee5e6..ba4e94f3 100644
--- a/charms/worker/charmcraft.yaml
+++ b/charms/worker/charmcraft.yaml
@@ -25,7 +25,7 @@ links:
     - https://github.com/canonical/k8s-operator
 
 assumes:
-  - juju >= 3.1
+  - juju >= 3.3
 
 type: charm
 bases:
diff --git a/charms/worker/k8s/charmcraft.yaml b/charms/worker/k8s/charmcraft.yaml
index 98f7b9a6..7dc97146 100644
--- a/charms/worker/k8s/charmcraft.yaml
+++ b/charms/worker/k8s/charmcraft.yaml
@@ -34,7 +34,7 @@ links:
     - https://github.com/canonical/k8s-operator
 
 assumes:
-  - juju >= 3.1
+  - juju >= 3.3
 
 type: charm
 bases: