diff --git a/build/lib/i18n.resources.json b/build/lib/i18n.resources.json
index 9aafba7dc49..0e4c15c7408 100644
--- a/build/lib/i18n.resources.json
+++ b/build/lib/i18n.resources.json
@@ -190,9 +190,13 @@
 			"name": "vs/workbench/services/workspace",
 			"project": "vscode-workbench"
 		},
+		{
+			"name": "vs/workbench/services/decorations",
+			"project": "vscode-workbench"
+		},
 		{
 			"name": "setup_messages",
 			"project": "vscode-workbench"
 		}
 	]
-}
\ No newline at end of file
+}
diff --git a/src/vs/workbench/services/decorations/browser/decorationsService.ts b/src/vs/workbench/services/decorations/browser/decorationsService.ts
index 8757fe34d19..07afc62ccb6 100644
--- a/src/vs/workbench/services/decorations/browser/decorationsService.ts
+++ b/src/vs/workbench/services/decorations/browser/decorationsService.ts
@@ -16,6 +16,7 @@ import { IThemeService, ITheme } from 'vs/platform/theme/common/themeService';
 import { IdGenerator } from 'vs/base/common/idGenerator';
 import { IIterator } from 'vs/base/common/iterator';
 import { isFalsyOrWhitespace } from 'vs/base/common/strings';
+import { localize } from 'vs/nls';
 
 class DecorationRule {
 
@@ -127,7 +128,7 @@ class DecorationStyles {
 		if (onlyChildren) {
 			// show items from its children only
 			badgeClassName = rule.bubbleBadgeClassName;
-			tooltip = '';
+			tooltip = localize('bubbleTitle', "contains emphasized items");
 		}
 
 		return {