diff --git a/.idea/misc.xml b/.idea/misc.xml
index 25d34a4..08d187b 100644
--- a/.idea/misc.xml
+++ b/.idea/misc.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project version="4">
   <component name="ExternalStorageConfigurationManager" enabled="true" />
-  <component name="ProjectRootManager" version="2" languageLevel="JDK_11" project-jdk-name="11" project-jdk-type="JavaSDK" />
+  <component name="ProjectRootManager" version="2" languageLevel="JDK_1_8" default="false" project-jdk-name="11" project-jdk-type="JavaSDK" />
 </project>
\ No newline at end of file
diff --git a/build.gradle b/build.gradle
index 2cab2ff..c36cbaa 100644
--- a/build.gradle
+++ b/build.gradle
@@ -5,9 +5,7 @@ plugins {
     id 'com.palantir.git-version' version '0.11.0'
 }
 
-compileJava {
-    sourceCompatibility = "1.8"
-}
+sourceCompatibility = 1.8
 
 dependencies {
 	implementation 'commons-cli:commons-cli:1.4'