diff --git a/Weather/SerialReader/azure-pipelines.yml b/Weather/SerialReader/azure-pipelines.yml
index a829d38..9679e86 100644
--- a/Weather/SerialReader/azure-pipelines.yml
+++ b/Weather/SerialReader/azure-pipelines.yml
@@ -1,5 +1,8 @@
 name: 1.0.$(Rev:r)
 
+variables:
+  tag: $(Rev:r)
+
 trigger:
   batch: 'true'
   branches:
@@ -19,7 +22,7 @@ steps:
     containerregistrytype: 'Container Registry'
     dockerRegistryConnection: 'Docker Hub'
     dockerFile: 'Weather/SerialReader/Dockerfile'
-    imageName: 'ckaczor/home-monitor-weather-serialreader:$(Rev:r)'
+    imageName: 'ckaczor/home-monitor-weather-serialreader:$(tag)'
     includeLatestTag: true
 
 - task: Docker@0
@@ -28,5 +31,5 @@ steps:
     containerregistrytype: 'Container Registry'
     dockerRegistryConnection: 'Docker Hub'
     action: 'Push an image'
-    imageName: 'ckaczor/home-monitor-weather-serialreader:$(Rev:r)'
+    imageName: 'ckaczor/home-monitor-weather-serialreader:$(tag)'
     includeLatestTag: true
\ No newline at end of file