diff --git a/Dockerfile b/Dockerfile
index d89f6a1..2c85b10 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -2,10 +2,13 @@ FROM golang:1.12-alpine
 
 ENV TZ=Europe/Moscow
 ENV TERM=xterm-color
+
 ENV CGO_ENABLED=0
 ENV GOOS=linux
 ENV GOARCH=amd64
+
 ENV GOLANGCI=1.17.1
+ENV GOSWAG=1.6.2
 
 RUN \
   apk add --no-cache --update bash curl git tzdata && \
@@ -16,10 +19,19 @@ RUN \
   echo "${TZ}" > /etc/timezone && date
 
 RUN \
+  # golangci install
   go get -u -v github.com/golangci/golangci-lint/cmd/golangci-lint && \
   cd /go/src/github.com/golangci/golangci-lint && \
   git checkout v${GOLANGCI} && \
   cd /go/src/github.com/golangci/golangci-lint/cmd/golangci-lint && \
   go install -ldflags "-X 'main.version=$(git describe --tags)' -X 'main.commit=$(git rev-parse --short HEAD)' -X 'main.date=$(date)'" && \
+  # goswag install
+  go get -u -v github.com/swaggo/swag/cmd/swag && \
+  cd /go/src/github.com/swaggo/swag && \
+  git checkout v${GOSWAG} && \
+  cd /go/src/github.com/swaggo/swag/cmd/swag && \
+  go install && \
+  # show versions
   go version && \
-  golangci-lint --version
+  golangci-lint --version && \
+  swag --version