diff --git a/core/core-frontend/src/views/chart/components/js/panel/charts/bar/bar.ts b/core/core-frontend/src/views/chart/components/js/panel/charts/bar/bar.ts
index e6148f13cd..8d40e240bb 100644
--- a/core/core-frontend/src/views/chart/components/js/panel/charts/bar/bar.ts
+++ b/core/core-frontend/src/views/chart/components/js/panel/charts/bar/bar.ts
@@ -412,7 +412,12 @@ export class StackBar extends Bar {
     this.baseOptions = {
       ...this.baseOptions,
       isStack: true,
-      isGroup: false
+      isGroup: false,
+      meta: {
+        category: {
+          type: 'cat'
+        }
+      }
     }
     this.axis = [...this.axis, 'extStack']
   }
@@ -668,7 +673,12 @@ export class PercentageStackBar extends GroupStackBar {
       isStack: true,
       isPercent: true,
       isGroup: false,
-      groupField: undefined
+      groupField: undefined,
+      meta: {
+        category: {
+          type: 'cat'
+        }
+      }
     }
     this.axis = [...BAR_AXIS_TYPE, 'extStack']
   }
diff --git a/core/core-frontend/src/views/chart/components/js/panel/charts/bar/horizontal-bar.ts b/core/core-frontend/src/views/chart/components/js/panel/charts/bar/horizontal-bar.ts
index 721d3d2180..eca3e8b277 100644
--- a/core/core-frontend/src/views/chart/components/js/panel/charts/bar/horizontal-bar.ts
+++ b/core/core-frontend/src/views/chart/components/js/panel/charts/bar/horizontal-bar.ts
@@ -403,7 +403,12 @@ export class HorizontalStackBar extends HorizontalBar {
     this.baseOptions = {
       ...this.baseOptions,
       isGroup: false,
-      isStack: true
+      isStack: true,
+      meta: {
+        category: {
+          type: 'cat'
+        }
+      }
     }
     this.axis = [...this.axis, 'extStack']
   }