diff --git a/src/bin/keycloakify/buildJars/buildJar.ts b/src/bin/keycloakify/buildJars/buildJar.ts
index f370f1d2..92d53137 100644
--- a/src/bin/keycloakify/buildJars/buildJar.ts
+++ b/src/bin/keycloakify/buildJars/buildJar.ts
@@ -207,7 +207,7 @@ export async function buildJar(params: {
 
     await new Promise<void>((resolve, reject) =>
         child_process.exec(
-            `mvn clean install -Dmaven.repo.local=${pathJoin(keycloakifyBuildTmpDirPath, ".m2")}`,
+            `mvn clean install -Dmaven.repo.local="${pathJoin(keycloakifyBuildTmpDirPath, ".m2")}"`,
             { cwd: keycloakifyBuildTmpDirPath },
             error => {
                 if (error !== null) {