diff --git a/packages/system/dashboard/Makefile b/packages/system/dashboard/Makefile
index d76c56534..d69509373 100644
--- a/packages/system/dashboard/Makefile
+++ b/packages/system/dashboard/Makefile
@@ -31,7 +31,7 @@ build-console:
 		$(call image-tags,cozystack-ui,v$(COZYSTACK_VERSION)) \
 		$(call cache-args,cozystack-ui) \
 		--metadata-file images/console.json \
-		--build-arg APP_VERSION=$(COZYSTACK_VERSION) \
+		--build-arg APP_VERSION=v$(COZYSTACK_VERSION) \
 		--push=$(PUSH) \
 		--label "org.opencontainers.image.source=https://github.com/cozystack/cozystack" \
 		--load=$(LOAD)
diff --git a/packages/system/dashboard/templates/configmap.yaml b/packages/system/dashboard/templates/configmap.yaml
index 365a19208..5b0441ef2 100644
--- a/packages/system/dashboard/templates/configmap.yaml
+++ b/packages/system/dashboard/templates/configmap.yaml
@@ -6,7 +6,9 @@
 {{- $tag := .Values.console.image | toString | splitList "@" | first | splitList ":" | last }}
 {{- $config := merge (dict) $branding }}
 {{- if regexMatch "^v?[0-9]" $tag }}
-{{- $_ := set $config "version" (trimPrefix "v" $tag) }}
+{{- /* Keep the tag verbatim (vX.Y.Z), matching the operator's COZYSTACK_VERSION
+       and the vX.Y.Z release tags, rather than stripping the leading v. */}}
+{{- $_ := set $config "version" $tag }}
 {{- end }}
 apiVersion: v1
 kind: ConfigMap