diff --git a/src/vs/workbench/services/preferences/common/preferencesModels.ts b/src/vs/workbench/services/preferences/common/preferencesModels.ts
index 0241619be50d66a5ad6274bd010bdc8c8836ef8d..d24d2a53f6803fe4434d94438f6d58b511ce7cc3 100644
--- a/src/vs/workbench/services/preferences/common/preferencesModels.ts
+++ b/src/vs/workbench/services/preferences/common/preferencesModels.ts
@@ -375,6 +375,7 @@ function parse(model: ITextModel, isSettingsProperty: (currentProperty: string,
 				const position = model.getPositionAt(offset);
 				range.endLineNumber = position.lineNumber;
 				range.endColumn = position.column;
+				settingsPropertyIndex = -1;
 			}
 		},
 		onArrayBegin: (offset: number, length: number) => {