diff --git a/.drone.yml b/.drone.yml
index 6840a4e..939bc69 100644
--- a/.drone.yml
+++ b/.drone.yml
@@ -9,7 +9,7 @@ platform:
 steps:
 - name: lint
   pull: always
-  image: alpine:3.12
+  image: alpine:3.13
   commands:
     - apk add --no-cache -X http://dl-cdn.alpinelinux.org/alpine/edge/testing helm
     - helm lint
@@ -42,14 +42,15 @@ trigger:
 steps:
   - name: generate-chart
     pull: always
-    image: alpine:3.12
+    image: alpine:3.13
     commands:
       - apk add --no-cache -X http://dl-cdn.alpinelinux.org/alpine/edge/testing helm
+      - apk add --no-cache curl
       - helm dependency update
       - helm package --version "${DRONE_TAG##v}" ./
       - mkdir gitea
       - mv gitea*.tgz gitea/
-      - wget -O gitea/index.yaml https://dl.gitea.io/charts/index.yaml
+      - curl -L -o gitea/index.yaml https://dl.gitea.io/charts/index.yaml
       - helm repo index gitea/ --url https://dl.gitea.io/charts --merge gitea/index.yaml
 
   - name: upload-chart