diff --git a/{{cookiecutter.repo_name}}/build.gradle b/{{cookiecutter.repo_name}}/build.gradle
index 44434463b4888a6680065e869b5326852c2f9b7c..3c6bff3861e1afce0ddb4da9572b47c4bce890ac 100644
--- a/{{cookiecutter.repo_name}}/build.gradle
+++ b/{{cookiecutter.repo_name}}/build.gradle
@@ -75,7 +75,7 @@ test {
 
 jar {
     manifest {
-        attributes "Main-Class": "${mainClassName}"
+        attributes 'Main-Class': '${mainClassName}'
     }
 
     from {