diff --git a/.github/workflows/action-test.yml b/.github/workflows/action-test.yml
index 7d65a35..3979563 100644
--- a/.github/workflows/action-test.yml
+++ b/.github/workflows/action-test.yml
@@ -103,7 +103,7 @@ jobs:
       - name: Test output directory
         run: test $(ls -1 output | wc -l) -eq 6
 
-  action-test-with-unique-version:
+  action-test-with-version:
     runs-on: ubuntu-20.04
     steps:
       - name: Checkout this repository
@@ -122,13 +122,13 @@ jobs:
           mv examples/rclpy/topics pytopics || true
           rm -rf examples test || true
 
-      - name: Test the action with unique version
+      - name: Test the action with version
         uses: ./
         with:
           ros2-distro: foxy
-          unique-version: true
+          version: 1.1.0
 
-      - name: Test unique version
+      - name: Test version
         run: |
           (for PACKAGE in $(ls)
           do
diff --git a/action.yml b/action.yml
index d55457b..f4d2db4 100644
--- a/action.yml
+++ b/action.yml
@@ -13,8 +13,8 @@ inputs:
     description: 'The output directory of build results.'
     required: false
     default: 'package'
-  unique-version:
-    description: 'Make the package version unique by using a timestamp for the Debian revision number.'
+  version:
+    description: 'The version / debian increment.'
     required: false
     default: 'false'
 runs:
@@ -24,5 +24,5 @@ runs:
       run: bash ${{ github.action_path }}/scripts/setup-dependencies.bash ${{ inputs.ros2-distro }}
       shell: bash
     - name: Build Debian packages
-      run: bash ${{ github.action_path }}/scripts/build-debian.bash ${{ inputs.ros2-distro }} ${{ inputs.output-dir }} ${{ inputs.unique-version }}
+      run: bash ${{ github.action_path }}/scripts/build-debian.bash ${{ inputs.ros2-distro }} ${{ inputs.output-dir }} ${{ inputs.version }}
       shell: bash
diff --git a/scripts/build-debian.bash b/scripts/build-debian.bash
index b99f185..d6d8e87 100644
--- a/scripts/build-debian.bash
+++ b/scripts/build-debian.bash
@@ -1,6 +1,6 @@
 ROS2_DISTRO="$1"
 OUTPUT_DIR="$2"
-UNIQUE_VERSION="$3"
+VERSION="$3"
 
 ROOT_DIR=$(pwd)
 
@@ -19,11 +19,11 @@ do
   source /opt/ros/$ROS2_DISTRO/setup.bash || exit $?
 
   # Generate Debian rules
-  if [ "$UNIQUE_VERSION" == "false" ]
+  if [ "$VERSION" == "false" ]
   then
     bloom-generate rosdebian --ros-distro "$ROS2_DISTRO" || exit $?
   else
-    bloom-generate rosdebian --ros-distro "$ROS2_DISTRO" -i $(date +%s) || exit $?
+    bloom-generate rosdebian --ros-distro "$ROS2_DISTRO" -i "$VERSION" || exit $?
   fi
 
   # Build package using fakeroot