diff --git a/ci/deploy-k8s-aws/app-specs/configmap-uni-resolver-frontend.yaml b/ci/deploy-k8s-aws/app-specs/configmap-uni-resolver-frontend.yaml
index 3afebb6b2..bdaa14a64 100644
--- a/ci/deploy-k8s-aws/app-specs/configmap-uni-resolver-frontend.yaml
+++ b/ci/deploy-k8s-aws/app-specs/configmap-uni-resolver-frontend.yaml
@@ -3,4 +3,4 @@ kind: ConfigMap
 metadata:
   name: uni-resolver-frontend
 data:
-  backend_url: https://did.civic.com/
+  backend_url: {{backendUrl}}
diff --git a/ci/deploy-k8s-aws/scripts/prepare-deployment.py b/ci/deploy-k8s-aws/scripts/prepare-deployment.py
index 42888b153..82846eb0b 100755
--- a/ci/deploy-k8s-aws/scripts/prepare-deployment.py
+++ b/ci/deploy-k8s-aws/scripts/prepare-deployment.py
@@ -202,18 +202,28 @@ def generate_ingress(containers, outputdir, deploymentdomain):
     fout.close()
 
 
-def copy_app_deployment_specs(outputdir):
+def copy_app_deployment_specs(outputdir, deploymentdomain):
     print('#### Current python working path')
     working_path = pathlib.Path().absolute()
     print(working_path)
     # Configmap has to be deployed before the applications
-    copy('/app-specs/configmap-uni-resolver-frontend.yaml', outputdir + '/configmap-uni-resolver-frontend.yaml')
+    replace_and_copy('/app-specs/configmap-uni-resolver-frontend.yaml', outputdir + '/configmap-uni-resolver-frontend.yaml', 'backendUrl', deploymentdomain)
     add_deployment('configmap-uni-resolver-frontend.yaml', outputdir)
     copy('/app-specs/deployment-uni-resolver-frontend.yaml', outputdir + '/deployment-uni-resolver-frontend.yaml')
     add_deployment('deployment-uni-resolver-frontend.yaml', outputdir)
     copy('/app-specs/deployment-uni-resolver-web.yaml', outputdir + '/deployment-uni-resolver-web.yaml')
     add_deployment('deployment-uni-resolver-web.yaml', outputdir)
 
+def replace_and_copy(infile, outfile, templateKey, value):
+    fin = open(infile, "r")
+    fout = open(outfile, "w")
+    for line in fin:
+        print('Replacing ' + '{{' + templateKey + '}}' + ' with ' + value)
+        fout.write(line.replace('{{' + templateKey + '}}', value))
+    fout.close()
+    fin.close()
+
+
 def main(argv):
     print('#### Current python script path')
     absolute_path = pathlib.Path(__file__).parent.absolute()
@@ -258,7 +268,7 @@ def main(argv):
     generate_deployment_specs(containers, outputdir)
 
     # copy app deployment specs
-    copy_app_deployment_specs(outputdir)
+    copy_app_deployment_specs(outputdir, deploymentdomain)
 
     # copy namespace files
     copy('/namespace/namespace-setup.yaml', './deploy/namespace-setup.yaml')