diff --git a/src/vs/editor/standalone/browser/standaloneLanguages.ts b/src/vs/editor/standalone/browser/standaloneLanguages.ts
index 1e4f3f4fc299..eded61cea6f5 100644
--- a/src/vs/editor/standalone/browser/standaloneLanguages.ts
+++ b/src/vs/editor/standalone/browser/standaloneLanguages.ts
@@ -530,6 +530,18 @@ export interface CompletionItem {
 	 * line completions were [requested](#CompletionItemProvider.provideCompletionItems) at.~~
 	 */
 	textEdit?: model.ISingleEditOperation;
+	/**
+	 * An optional array of additional text edits that are applied when
+	 * selecting this completion. Edits must not overlap with the main edit
+	 * nor with themselves.
+	 */
+	additionalTextEdits?: model.ISingleEditOperation[];
+	/**
+	 * An optional set of characters that when pressed while this completion is active will accept it first and
+	 * then type that character. *Note* that all commit characters should have `length=1` and that superfluous
+	 * characters will be ignored.
+	 */
+	commitCharacters?: string[];
 }
 /**
  * Represents a collection of [completion items](#CompletionItem) to be presented
@@ -639,7 +651,9 @@ class SuggestAdapter {
 			command: item.command,
 			sortText: item.sortText,
 			filterText: item.filterText,
-			snippetType: 'internal'
+			snippetType: 'internal',
+			additionalTextEdits: item.additionalTextEdits,
+			commitCharacters: item.commitCharacters
 		};
 		let editRange = item.textEdit ? item.textEdit.range : item.range;
 		if (editRange) {
diff --git a/src/vs/monaco.d.ts b/src/vs/monaco.d.ts
index 2bf4f6caafb5..c4adbda4a913 100644
--- a/src/vs/monaco.d.ts
+++ b/src/vs/monaco.d.ts
@@ -4180,6 +4180,18 @@ declare module monaco.languages {
 		 * line completions were [requested](#CompletionItemProvider.provideCompletionItems) at.~~
 		 */
 		textEdit?: editor.ISingleEditOperation;
+		/**
+		 * An optional array of additional text edits that are applied when
+		 * selecting this completion. Edits must not overlap with the main edit
+		 * nor with themselves.
+		 */
+		additionalTextEdits?: editor.ISingleEditOperation[];
+		/**
+		 * An optional set of characters that when pressed while this completion is active will accept it first and
+		 * then type that character. *Note* that all commit characters should have `length=1` and that superfluous
+		 * characters will be ignored.
+		 */
+		commitCharacters?: string[];
 	}
 
 	/**