diff --git a/src/renderer/components/+namespaces/namespace-select-filter.tsx b/src/renderer/components/+namespaces/namespace-select-filter.tsx
index 5863e4244f..27f3ac959f 100644
--- a/src/renderer/components/+namespaces/namespace-select-filter.tsx
+++ b/src/renderer/components/+namespaces/namespace-select-filter.tsx
@@ -121,7 +121,7 @@ export class NamespaceSelectFilter extends React.Component<SelectProps> {
         namespaceStore.toggleSingle(namespace);
       }
     } else {
-      namespaceStore.toggleAll(true); // "All namespaces" clicked
+      namespaceStore.selectAll();
     }
   };
 
diff --git a/src/renderer/components/+namespaces/namespace.store.ts b/src/renderer/components/+namespaces/namespace.store.ts
index 54f98702fc..7eb9fa2256 100644
--- a/src/renderer/components/+namespaces/namespace.store.ts
+++ b/src/renderer/components/+namespaces/namespace.store.ts
@@ -149,7 +149,7 @@ export class NamespaceStore extends KubeObjectStore<Namespace> {
   }
 
   @computed get hasAllContexts(): boolean {
-    return this.selectedNamespaces.length === this.allowedNamespaces.length;
+    return this.contextNamespaces.length === this.allowedNamespaces.length;
   }
 
   @action
@@ -167,8 +167,18 @@ export class NamespaceStore extends KubeObjectStore<Namespace> {
     this.selectNamespaces(namespace);
   }
 
+  @action
+  selectAll() {
+    this.selectNamespaces([]); // Empty array means "all"
+  }
+
+  /**
+   * @deprecated This function is broken, `showAll` is opposite of what
+   */
   @action
   toggleAll(showAll?: boolean) {
+    console.warn("NamespaceStore.toggleAll is deprecated. Use selectAll");
+
     if (typeof showAll === "boolean") {
       if (showAll) {
         this.selectNamespaces(this.allowedNamespaces);