diff --git a/src/contributes/commandsBase.ts b/src/contributes/commandsBase.ts
index 8227f77..f1b0d12 100644
--- a/src/contributes/commandsBase.ts
+++ b/src/contributes/commandsBase.ts
@@ -9,10 +9,13 @@ let devchatStatus = '';
 
 function locateCommand(command): string | undefined {
 	try {
-		return runCommand(`where ${command}`).toString().trim();
+		// split lines and choose first line
+		const binPaths = runCommand(`where ${command}`).toString().trim().split('\n');
+		return binPaths[0].trim();
 	} catch (error) {
 		try {
-			return runCommand(`which ${command}`).toString().trim();
+			const binPaths = runCommand(`which ${command}`).toString().trim().split('\n');
+			return binPaths[0].trim();
 		} catch (error) {
 			return undefined;
 		}
diff --git a/src/panel/statusBarViewBase.ts b/src/panel/statusBarViewBase.ts
index bb78fe5..ad60c01 100644
--- a/src/panel/statusBarViewBase.ts
+++ b/src/panel/statusBarViewBase.ts
@@ -79,7 +79,7 @@ export async function dependencyCheck(): Promise<[string, string]> {
 	}
 	if (devchatStatus === 'not ready') {
 		// auto install devchat
-		UiUtilWrapper.runTerminal('DevChat Install', `${pythonCommand} ${UiUtilWrapper.extensionPath() + "/tools/install.py"}`);
+		UiUtilWrapper.runTerminal('DevChat Install', `${pythonCommand} "${UiUtilWrapper.extensionPath() + "/tools/install.py"}"`);
 		devchatStatus = 'Waiting for devchat installation to complete';
 		isVersionChangeCompare = true;
 	}