diff --git a/build.gradle b/build.gradle
index 3c0c9643a7..ae549d9d22 100644
--- a/build.gradle
+++ b/build.gradle
@@ -435,6 +435,8 @@ project(':forge') {
         installer 'org.ow2.asm:asm:7.2'
         installer 'org.ow2.asm:asm-commons:7.2'
         installer 'org.ow2.asm:asm-tree:7.2'
+        installer 'org.ow2.asm:asm-util:7.2'
+        installer 'org.ow2.asm:asm-analysis:7.2'
         installer 'cpw.mods:modlauncher:5.1.+'
         installer 'cpw.mods:grossjava9hacks:1.3.+'
         installer 'net.minecraftforge:accesstransformers:2.1.+:shadowed'
@@ -442,6 +444,7 @@ project(':forge') {
         installer 'net.minecraftforge:forgespi:3.0.+'
         installer 'net.minecraftforge:coremods:2.0.+'
         installer 'net.minecraftforge:unsafe:0.2.+'
+        installer 'org.spongepowered:mixin:0.8.1'
         installer 'com.electronwill.night-config:core:3.6.2'
         installer 'com.electronwill.night-config:toml:3.6.2'
         installer 'org.jline:jline:3.12.+'