diff --git a/loleaflet/src/layer/AnnotationManager.js b/loleaflet/src/layer/AnnotationManager.js
index c898b176f..5b3ba541f 100644
--- a/loleaflet/src/layer/AnnotationManager.js
+++ b/loleaflet/src/layer/AnnotationManager.js
@@ -657,6 +657,16 @@ L.AnnotationManager = L.AnnotationManagerBase.extend({
 		this._map.sendUnoCommand('.uno:ResolveComment', comment);
 	},
 
+	resolveThread: function (annotation) {
+		var comment = {
+			Id: {
+				type: 'string',
+				value: annotation._data.id
+			}
+		};
+		this._map.sendUnoCommand('.uno:ResolveCommentThread', comment);
+	},
+
 	updateResolvedState: function (annotation) {
 		var threadIndexFirst = this.getRootIndexOf(annotation._data.id);
 		if (this._items[threadIndexFirst]._data.resolved !== annotation._data.resolved) {
diff --git a/loleaflet/src/layer/tile/TileLayer.js b/loleaflet/src/layer/tile/TileLayer.js
index 6a76f3c07..35849e28f 100644
--- a/loleaflet/src/layer/tile/TileLayer.js
+++ b/loleaflet/src/layer/tile/TileLayer.js
@@ -256,6 +256,12 @@ L.TileLayer = L.GridLayer.extend({
 					callback: function (key, options) {
 						that.onAnnotationResolve.call(that, options.$trigger.get(0).annotation);
 					}
+				},
+				resolveThread: this._docType !== 'text' ? undefined : {
+					name: _('Resolve Thread'),
+					callback: function (key, options) {
+						that.onAnnotationResolveThread.call(that, options.$trigger.get(0).annotation);
+					}
 				}
 			},
 			events: {
diff --git a/loleaflet/src/layer/tile/WriterTileLayer.js b/loleaflet/src/layer/tile/WriterTileLayer.js
index 5a120fdb0..223236bd4 100644
--- a/loleaflet/src/layer/tile/WriterTileLayer.js
+++ b/loleaflet/src/layer/tile/WriterTileLayer.js
@@ -82,6 +82,10 @@ L.WriterTileLayer = L.CanvasTileLayer.extend({
 		this._annotations.resolve(annotation);
 	},
 
+	onAnnotationResolveThread: function (annotation) {
+		this._annotations.resolveThread(annotation);
+	},
+
 	onChangeAccept: function(id) {
 		this._annotations.acceptChange(id);
 	},