diff --git a/Dockerfile b/Dockerfile
index f2c6b77..7bd7ba8 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -17,5 +17,6 @@ RUN ARCH=$(uname -m) && \
 	wget -q "https://github.com/moby/buildkit/releases/download/v0.21.0/buildkit-v0.21.0.linux-$SUFFIX.tar.gz" --output-document=- | tar --gz --extract --directory=/usr/local bin/buildctl && \
 	chmod 555 /usr/local/bin/jq
 COPY --chmod=555 entrypoint.sh /usr/local/bin/entrypoint.sh
+ENV HOME=/woodpecker
 ENTRYPOINT ["/usr/local/bin/entrypoint.sh"]
 USER 1000:1000
diff --git a/config.json b/config.json
deleted file mode 100644
index d19a4fe..0000000
--- a/config.json
+++ /dev/null
@@ -1,19 +0,0 @@
-{
-  "auths": [
-    {
-      "docker.io": {
-        "auth": "c3NjaG5hYmU6ZGNrcl9wYXRfZ3RnZ1k4RFdzUjJmZlRLTU1yWVI2cFR5Y1VF"
-      }
-    },
-    {
-      "ghcr.io": {
-        "auth": "a29rdXdhaW8tYm90OmdocF9SS2tmTXludk5SemJ6b0hCUnR3dGZmYUhqNUxPQ0wweGhRVkw="
-      }
-    },
-    {
-      "registry.kokuwa.io": {
-        "auth": "d29vZHBlY2tlcjp6YWtfY2QyNGZmODg2MTFhNDQxODkyM2ZhNDEyYTQ1OGQ0YzI="
-      }
-    }
-  ]
-}
diff --git a/entrypoint.sh b/entrypoint.sh
index 130b9f1..51f011b 100755
--- a/entrypoint.sh
+++ b/entrypoint.sh
@@ -21,10 +21,9 @@ fi
 SOURCE_DATE_EPOCH=${PLUGIN_SOURCE_DATE_EPOCH:-0}
 
 if [[ -n "${PLUGIN_AUTH:-}" ]]; then
-	DOCKER_CONFIG=${DOCKER_CONFIG:-$PWD}
-	mkdir -p "$DOCKER_CONFIG"
-	echo "$PLUGIN_AUTH" | jq -r 'to_entries|map({(.key):{"auth":(.value.username+":"+.value.password)|@base64}})|{"auths":.}' > "$DOCKER_CONFIG/config.json"
-	echo Stored credentials at "$DOCKER_CONFIG/config.json"
+	mkdir -p "$HOME/.docker"
+	echo "$PLUGIN_AUTH" | jq -r 'to_entries|map({(.key):{"auth":(.value.username+":"+.value.password)|@base64}})|add|{"auths":.}' > "$HOME/.docker/config.json"
+	echo "Stored credentials at $HOME/.docker/config.json"
 	echo
 fi
 
@@ -43,6 +42,7 @@ COMMAND="$COMMAND --local dockerfile='$BUILDCTL_DOCKERFILE'"
 if [[ "${PLUGIN_PLATFORM:-}" == "true" ]]; then
 	COMMAND="$COMMAND --opt platform='$PLUGIN_PLATFORM'"
 fi
+s
 # https://github.com/moby/buildkit/blob/master/README.md#output
 OUTPUT=""
 if [[ -n "${PLUGIN_NAME:-}" ]]; then
@@ -79,7 +79,8 @@ echo
 echo -e "SOURCE_DATE_EPOCH=$SOURCE_DATE_EPOCH ${COMMAND// --/\\n  --}"
 echo
 
-echo "$DOCKER_CONFIG/config.json"
-cat "$DOCKER_CONFIG/config.json" | base64 -w0
-cat "$DOCKER_CONFIG/config.json" | jq
+echo "$HOME/.docker/config.json"
+cat "$HOME/.docker/config.json" | base64 -w0
+cat "$HOME/.docker/config.json" | jq
+
 eval "$COMMAND"