diff --git a/charmcraft.yaml b/charmcraft.yaml
index 500c7f0..77f0457 100644
--- a/charmcraft.yaml
+++ b/charmcraft.yaml
@@ -27,27 +27,11 @@ assumes:
   - juju >= 3.1
 
 type: charm
-bases:
-  - build-on:
-    - name: ubuntu
-      channel: "24.04"
-      architectures:
-        - amd64
-    run-on:
-    - name: ubuntu
-      channel: "24.04"
-      architectures:
-        - amd64
-  - build-on:
-    - name: ubuntu
-      channel: "24.04"
-      architectures:
-        - arm64
-    run-on:
-    - name: ubuntu
-      channel: "24.04"
-      architectures:
-        - arm64
+base: ubuntu@24.04
+build-base: ubuntu@24.04
+platforms:
+  amd64:
+  arm64:
 
 parts:
   charm: