diff --git a/dev-scripts/build_and_push_release.sh b/dev-scripts/build_and_push_release.sh
index f02be97..d005342 100755
--- a/dev-scripts/build_and_push_release.sh
+++ b/dev-scripts/build_and_push_release.sh
@@ -8,7 +8,7 @@ set -x
 
 pwd
 
-CAPROVER_VERSION_FROM_TAG=$1
+
 IMAGE_NAME=caprover/caprover
 
 if [ ! -f ./package-lock.json ]; then
@@ -33,12 +33,10 @@ npm ci
 npm run build
 
 node ./dev-scripts/validate-build-version-docker-hub.js
-# Get version from constant file
-# Get version from tag (CAPROVER_VERSION_FROM_TAG) env var
-# Make sure the two are the same
-# Run API request to DockerHub and make sure it's a new version
 
-docker build -t $IMAGE_NAME:$CAPROVER_VERSION_FROM_TAG -t $IMAGE_NAME:latest -f dockerfile-captain.release .
-docker push  $IMAGE_NAME:$CAPROVER_VERSION_FROM_TAG
+source ./version
+
+docker build -t $IMAGE_NAME:$CAPROVER_VERSION -t $IMAGE_NAME:latest -f dockerfile-captain.release .
+docker push  $IMAGE_NAME:$CAPROVER_VERSION
 docker push  $IMAGE_NAME:latest
 
diff --git a/dev-scripts/validate-build-version-docker-hub.js b/dev-scripts/validate-build-version-docker-hub.js
index e0015b1..86d5409 100644
--- a/dev-scripts/validate-build-version-docker-hub.js
+++ b/dev-scripts/validate-build-version-docker-hub.js
@@ -91,7 +91,7 @@ Promise.resolve()
             )
         }
 
-        fs.outputFileSync(`./version`, version)
+        fs.outputFileSync(`./version`, `export CAPROVER_VERSION="${version}"`)
     })
     .catch(function (err) {
         console.error(err)