diff --git a/arclight-coremod/build.gradle b/arclight-coremod/build.gradle
index b7961816..fb84e136 100644
--- a/arclight-coremod/build.gradle
+++ b/arclight-coremod/build.gradle
@@ -63,6 +63,7 @@ def embedLibs = ['org.spongepowered:mixin:0.8', 'org.ow2.asm:asm-util:6.2',
 
 dependencies {
     minecraft 'net.minecraftforge:forge:1.14.4-28.2.0'
+    annotationProcessor 'org.spongepowered:mixin:0.8'
     compile group: 'org.jetbrains', name: 'annotations', version: '19.0.0'
     for (def lib : embedLibs) {
         embedJar "$lib@jar"