diff --git a/packages/@cdktf/commons/src/gradle.ts b/packages/@cdktf/commons/src/gradle.ts
index 282f9d19cc..1d6db80b73 100644
--- a/packages/@cdktf/commons/src/gradle.ts
+++ b/packages/@cdktf/commons/src/gradle.ts
@@ -9,7 +9,10 @@ import { logger } from "./logging";
 import { exec } from "./util";
 
 export function isGradleProject(workingDirectory: string): boolean {
-  const buildGradlePath = path.join(workingDirectory, "build.gradle");
+  const buildGradlePath = path.join(
+    workingDirectory,
+    "build.gradle" || "build.gradle.kts"
+  );
 
   try {
     fs.accessSync(buildGradlePath, fs.constants.R_OK | fs.constants.W_OK);
@@ -151,7 +154,10 @@ export async function getGradlePackageVersion(packageName: string) {
 }
 
 export async function getGradlePackageVersionFromBuild(packageName: string) {
-  const buildGradlePath = path.join(process.cwd(), "build.gradle");
+  const buildGradlePath = path.join(
+    process.cwd(),
+    "build.gradle" || "build.gradle.kts"
+  );
   const buildGradleContents = await fs.readFile(buildGradlePath, "utf-8");
   const buildLines = buildGradleContents.split(/\r\n|\r|\n/);