diff --git a/build.gradle b/build.gradle
index 858056c..24cb13e 100644
--- a/build.gradle
+++ b/build.gradle
@@ -8,6 +8,11 @@ plugins {
     id 'net.kyori.blossom' version '1.3.0'
 }
 
+java {
+    sourceCompatibility = JavaVersion.VERSION_1_8
+    targetCompatibility = JavaVersion.VERSION_1_8
+}
+
 ext {
     pluginName = 'BloomAB'
     pluginVersion = '1.5.2'