diff --git a/photon-targeting/build.gradle b/photon-targeting/build.gradle
index 9cb240870..05fa7012d 100644
--- a/photon-targeting/build.gradle
+++ b/photon-targeting/build.gradle
@@ -1,5 +1,8 @@
 apply plugin: "java"
 
+sourceCompatibility = 11
+targetCompatibility = 11
+
 dependencies {
     implementation "edu.wpi.first.wpimath:wpimath-java:$wpilibVersion"
 }