diff --git a/src/vs/vscode.d.ts b/src/vs/vscode.d.ts
index c49833b1d55..a5504996d22 100644
--- a/src/vs/vscode.d.ts
+++ b/src/vs/vscode.d.ts
@@ -1361,7 +1361,7 @@ declare module 'vscode' {
 	export interface TreeExplorerNodeContent {
 		label: string;
 		shouldInitiallyExpand: boolean;
-		onClickCommand?: string;
+		clickCommand?: string;
 	}
 
 	/**
diff --git a/src/vs/workbench/api/node/extHostTreeExplorers.ts b/src/vs/workbench/api/node/extHostTreeExplorers.ts
index edc514323ce..bd2a6f92e87 100644
--- a/src/vs/workbench/api/node/extHostTreeExplorers.ts
+++ b/src/vs/workbench/api/node/extHostTreeExplorers.ts
@@ -83,9 +83,9 @@ export class ExtHostTreeExplorers extends ExtHostTreeExplorersShape {
 			throw new Error(`no TreeContentProvider registered with id '${providerId}'`);
 		}
 
-		if (mainThreadNode.onClickCommand) {
+		if (mainThreadNode.clickCommand) {
 			const externalNode = this._externalNodeMaps[providerId][mainThreadNode.id];
-			return TPromise.wrap(this.commands.executeCommand(mainThreadNode.onClickCommand, externalNode).then(() => {
+			return TPromise.wrap(this.commands.executeCommand(mainThreadNode.clickCommand, externalNode).then(() => {
 				return null;
 			}));
 		}
diff --git a/src/vs/workbench/parts/explorers/browser/views/treeExplorerViewer.ts b/src/vs/workbench/parts/explorers/browser/views/treeExplorerViewer.ts
index 4349b94da9a..31aa66fec8a 100644
--- a/src/vs/workbench/parts/explorers/browser/views/treeExplorerViewer.ts
+++ b/src/vs/workbench/parts/explorers/browser/views/treeExplorerViewer.ts
@@ -88,7 +88,7 @@ export class TreeController extends DefaultController {
 	onLeftClick(tree: ITree, node: InternalTreeExplorerNode, event: IMouseEvent, origin: string = 'mouse'): boolean {
 		super.onLeftClick(tree, node, event, origin);
 
-		if (node.onClickCommand) {
+		if (node.clickCommand) {
 			this.treeExplorerViewletService.resolveCommand('pineTree', node);
 		}
 
diff --git a/src/vs/workbench/parts/explorers/common/treeExplorerViewModel.ts b/src/vs/workbench/parts/explorers/common/treeExplorerViewModel.ts
index 3ee31534bbb..b41757b01a5 100644
--- a/src/vs/workbench/parts/explorers/common/treeExplorerViewModel.ts
+++ b/src/vs/workbench/parts/explorers/common/treeExplorerViewModel.ts
@@ -8,14 +8,14 @@ export class InternalTreeExplorerNode implements TreeExplorerNodeContent {
 
 	label: string;
 	shouldInitiallyExpand: boolean;
-	onClickCommand: string;
+	clickCommand: string;
 
 	constructor(node: TreeExplorerNodeContent) {
 		this.id = InternalTreeExplorerNode.idCounter++;
 
 		this.label = node.label;
 		this.shouldInitiallyExpand = node.shouldInitiallyExpand;
-		this.onClickCommand = node.onClickCommand;
+		this.clickCommand = node.clickCommand;
 	}
 }