diff --git a/dashboards/jupyterhub.jsonnet b/dashboards/jupyterhub.jsonnet
index 42d5dbf..3089378 100755
--- a/dashboards/jupyterhub.jsonnet
+++ b/dashboards/jupyterhub.jsonnet
@@ -28,7 +28,10 @@ local templates = [
     // Allow viewing dashboard for multiple combined hubs
     includeAll=true,
     multi=true
-  ),
+  ) + {
+    // Explicitly set '$hub' to be `.*` when 'All' is selected, as we always use `$hub` as a regex
+    allValue: '.*',
+  },
 ];
 
 
diff --git a/dashboards/usage-report.jsonnet b/dashboards/usage-report.jsonnet
index fe44f8e..c447b6c 100644
--- a/dashboards/usage-report.jsonnet
+++ b/dashboards/usage-report.jsonnet
@@ -18,7 +18,10 @@ local templates = [
     // Allow viewing dashboard for multiple combined hubs
     includeAll=true,
     multi=false
-  ),
+  ) + {
+    // Explicitly set '$hub' to be `.*` when 'All' is selected, as we always use `$hub` as a regex
+    allValue: '.*',
+  },
 ];
 
 local memoryUsageUserPods = barGaugePanel.new(
diff --git a/dashboards/user.jsonnet b/dashboards/user.jsonnet
index c0bedd5..77374d5 100755
--- a/dashboards/user.jsonnet
+++ b/dashboards/user.jsonnet
@@ -26,7 +26,10 @@ local templates = [
     // Allow viewing dashboard for multiple combined hubs
     includeAll=true,
     multi=true
-  ),
+  ) + {
+    // Explicitly set '$hub' to be `.*` when 'All' is selected, as we always use `$hub` as a regex
+    allValue: '.*',
+  },
   template.new(
     'user_pod',
     datasource='$PROMETHEUS_DS',