diff --git a/Chart.yaml b/Chart.yaml
index 7050640..35e19e3 100644
--- a/Chart.yaml
+++ b/Chart.yaml
@@ -3,7 +3,7 @@ description: A Helm chart to create per-clustergroup ArgoCD applications and any
 keywords:
 - pattern
 name: clustergroup
-version: 0.9.47
+version: 0.9.48
 home: https://github.com/validatedpatterns/clustergroup-chart
 maintainers:
   - name: Validated Patterns Team
diff --git a/README.md b/README.md
index e26aa94..6100aa9 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 # clustergroup
 
-![Version: 0.9.47](https://img.shields.io/badge/Version-0.9.47-informational?style=flat-square)
+![Version: 0.9.48](https://img.shields.io/badge/Version-0.9.48-informational?style=flat-square)
 
 A Helm chart to create per-clustergroup ArgoCD applications and any required namespaces or subscriptions.
 
@@ -8,6 +8,8 @@ This chart is used to set up the basic building blocks in [Validated Patterns](h
 
 ### Notable changes
 
+* v0.9.48: Templates in override values now render
+* v0.9.45: Default value of `resourceTrackingMethod` is now `annotation`
 * v0.9.44: Default value of `resourceTrackingMethod` is now `annotation`
 * v0.9.43: Add support to `env`, `volumes` and `volumeMounts` in repository server
 * v0.9.38: Ensure sharedValueFiles and extraValueFiles are always prefixed with $patternref
diff --git a/README.md.gotmpl b/README.md.gotmpl
index 454ab1b..22983df 100644
--- a/README.md.gotmpl
+++ b/README.md.gotmpl
@@ -9,6 +9,8 @@ This chart is used to set up the basic building blocks in [Validated Patterns](h
 
 ### Notable changes
 
+* v0.9.48: Templates in override values now render
+* v0.9.45: Default value of `resourceTrackingMethod` is now `annotation`
 * v0.9.44: Default value of `resourceTrackingMethod` is now `annotation`
 * v0.9.43: Add support to `env`, `volumes` and `volumeMounts` in repository server
 * v0.9.38: Ensure sharedValueFiles and extraValueFiles are always prefixed with $patternref
diff --git a/templates/plumbing/applications.yaml b/templates/plumbing/applications.yaml
index 40a0e1f..8d6f5bc 100644
--- a/templates/plumbing/applications.yaml
+++ b/templates/plumbing/applications.yaml
@@ -81,7 +81,7 @@ spec:
           {{- end }}
           {{- range .overrides }}
           - name: {{ .name }}
-            value: {{ .value | quote }}
+            value: {{ tpl .value $ | quote }}
           {{- if .forceString }}
             forceString: true
           {{- end }}
@@ -154,7 +154,7 @@ spec:
         {{- end }}
         {{- range .overrides }}
         - name: {{ .name }}
-          value: {{ .value | quote }}
+          value: {{ tpl .value $ | quote }}
           {{- if .forceString }}
           forceString: true
           {{- end }}
diff --git a/tests/application_override_test.yaml b/tests/application_override_test.yaml
new file mode 100644
index 0000000..54c58ac
--- /dev/null
+++ b/tests/application_override_test.yaml
@@ -0,0 +1,103 @@
+suite: Test application helm overrides
+templates:
+  - templates/plumbing/applications.yaml
+release:
+  name: release-test
+tests:
+  - it: should add override parameters on multisource applications
+    set:
+      global:
+        repoURL: https://github.com/validatedpatterns/multicloud-gitops
+        multiSourceRepoUrl: https://charts.validatedpatterns.io
+      clusterGroup:
+        applications:
+          acm:
+            name: acm
+            namespace: open-cluster-management
+            project: hub
+            chart: acm
+            chartVersion: 0.1.*
+            overrides:
+              - name: test_override
+                value: test_value
+    asserts:
+      - hasDocuments:
+          count: 1
+      - contains:
+          path: spec.sources[1].helm.parameters
+          content:
+            name: test_override
+            value: test_value
+
+  - it: should add override parameters on single-source applications
+    set:
+      clusterGroup:
+        applications:
+          test-app:
+            name: test-app
+            namespace: test-ns
+            project: default
+            path: charts/test
+            overrides:
+              - name: test_override
+                value: test_value
+    asserts:
+      - hasDocuments:
+          count: 1
+      - contains:
+          path: spec.source.helm.parameters
+          content:
+            name: test_override
+            value: test_value
+
+  - it: should add forceString on override when specified
+    set:
+      global:
+        repoURL: https://github.com/validatedpatterns/multicloud-gitops
+        multiSourceRepoUrl: https://charts.validatedpatterns.io
+      clusterGroup:
+        applications:
+          acm:
+            name: acm
+            namespace: open-cluster-management
+            project: hub
+            chart: acm
+            chartVersion: 0.1.*
+            overrides:
+              - name: test_override
+                value: test_value
+                forceString: true
+    asserts:
+      - hasDocuments:
+          count: 1
+      - contains:
+          path: spec.sources[1].helm.parameters
+          content:
+            name: test_override
+            value: test_value
+            forceString: true
+
+  - it: should render tpl in override value using global.repoURL
+    set:
+      global:
+        repoURL: https://github.com/validatedpatterns/multicloud-gitops
+        multiSourceRepoUrl: https://charts.validatedpatterns.io
+      clusterGroup:
+        applications:
+          acm:
+            name: acm
+            namespace: open-cluster-management
+            project: hub
+            chart: acm
+            chartVersion: 0.1.*
+            overrides:
+              - name: test_override
+                value: "{{ .Values.global.repoURL }}"
+    asserts:
+      - hasDocuments:
+          count: 1
+      - contains:
+          path: spec.sources[1].helm.parameters
+          content:
+            name: test_override
+            value: https://github.com/validatedpatterns/multicloud-gitops