diff --git a/Dockerfile b/Dockerfile
index dc5ee59..83521bd 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -7,14 +7,12 @@ RUN cd /src && go build .
 
 FROM alpine
 
-RUN apk add arp-scan \
+RUN apk add --no-cache tzdata arp-scan \
     && mkdir /data
 
 COPY src/templates /app/templates
 COPY --from=builder /src/watchyourlan /app/
 
-EXPOSE 8840
-
 WORKDIR /app
 
 ENTRYPOINT ["./watchyourlan"]
\ No newline at end of file
diff --git a/Dockerfile.ubuntu b/Dockerfile.ubuntu
deleted file mode 100644
index c6c5bf7..0000000
--- a/Dockerfile.ubuntu
+++ /dev/null
@@ -1,13 +0,0 @@
-FROM ubuntu:20.04
-
-RUN apt update && apt install -y arp-scan && apt clean \
-    && mkdir /data
-
-COPY src/templates /app/templates
-COPY src/watchyourlan /app/
-
-EXPOSE 8840
-
-WORKDIR /app
-
-ENTRYPOINT ["./watchyourlan"]
\ No newline at end of file
diff --git a/Makefile b/Makefile
index 5ff44bb..c757235 100644
--- a/Makefile
+++ b/Makefile
@@ -24,6 +24,7 @@ docker-run:
 	docker rm wyl || true
 	docker run --name wyl \
 	-e "IFACE=virbr-bw" \
+	-e "TZ=Asia/Novosibirsk" \
 	--network="host" \
 	-v ~/.dockerdata/wyl:/data \
 	$(DUSER)/$(DNAME):$(VERSION)
@@ -32,4 +33,8 @@ clean:
 	rm src/$(DNAME) || true
 	docker rmi -f $(DUSER)/$(DNAME):latest $(DUSER)/$(DNAME):$(VERSION)
 
-dev: go-build docker-build docker-run
\ No newline at end of file
+dev: docker-build docker-run
+
+docker-push:
+	docker push $(DUSER)/$(DNAME):latest
+	docker push $(DUSER)/$(DNAME):$(VERSION)
\ No newline at end of file