diff --git a/docker/proxy/Dockerfile b/docker/proxy/Dockerfile
index e308ee1..fb57261 100644
--- a/docker/proxy/Dockerfile
+++ b/docker/proxy/Dockerfile
@@ -5,7 +5,8 @@ ARG TARGETOS
 WORKDIR /workdir
 
 COPY . .
-RUN apk add --no-cache bash git build-base protobuf && \
+RUN touch /.dockerenv && \
+    apk add --no-cache bash git build-base protobuf && \
     if [ -d "vendor" ]; then GOOS=${TARGETOS} GOARCH=${TARGETARCH} GOPROXY=off make proxy; else \
     GOOS=${TARGETOS} GOARCH=${TARGETARCH} make proxy; fi
 
diff --git a/docker/server/Dockerfile b/docker/server/Dockerfile
index 26addc7..401e769 100644
--- a/docker/server/Dockerfile
+++ b/docker/server/Dockerfile
@@ -5,7 +5,8 @@ ARG TARGETOS
 WORKDIR /workdir
 
 COPY . .
-RUN apk add --no-cache bash git build-base protobuf && \
+RUN touch /.dockerenv && \
+    apk add --no-cache bash git build-base protobuf && \
     if [ -d "vendor" ]; then GOOS=${TARGETOS} GOARCH=${TARGETARCH} GOPROXY=off make server; else \
     GOOS=${TARGETOS} GOARCH=${TARGETARCH} make server; fi
 
diff --git a/scripts/get-version.sh b/scripts/get-version.sh
index 2f1e024..e1fc562 100755
--- a/scripts/get-version.sh
+++ b/scripts/get-version.sh
@@ -15,6 +15,11 @@ if [ -z "$VERSION" ] && [ -d "$ROOT/../.git" ]; then
     else
         VERSION=$(git log -1 --pretty=%H)
     fi
+    if [ -f "/.dockerenv" ]; then
+        VERSION="$VERSION~docker"
+    elif grep -sq 'docker\|lxc' /proc/1/cgroup; then
+        VERSION="$VERSION~docker"
+    fi
 fi
 
 if [ -z "$VERSION" ]; then