diff --git a/emi-bridge/src/main/java/dev/su5ed/sinytra/connectorextras/emibridge/EMIBridge.java b/emi-bridge/src/main/java/dev/su5ed/sinytra/connectorextras/emibridge/EMIBridge.java
index 2d3bdd7..4616b40 100644
--- a/emi-bridge/src/main/java/dev/su5ed/sinytra/connectorextras/emibridge/EMIBridge.java
+++ b/emi-bridge/src/main/java/dev/su5ed/sinytra/connectorextras/emibridge/EMIBridge.java
@@ -8,9 +8,10 @@
 @Mod("connectorextras_emi_bridge")
 public class EMIBridge {
     private static final Logger LOGGER = LogUtils.getLogger();
+    public static final String EMI_MODID = "emi";
 
     public static void injectModule() {
         LOGGER.info("Injecting EMI API classes");
-        HackyModuleInjector.injectModuleSources("emi", EMIBridge.class.getResource("/relocate"));
+        HackyModuleInjector.injectModuleSources(EMI_MODID, EMIBridge.class.getResource("/relocate"));
     }
 }
diff --git a/emi-bridge/src/main/java/dev/su5ed/sinytra/connectorextras/emibridge/EMIBridgeMixinPlugin.java b/emi-bridge/src/main/java/dev/su5ed/sinytra/connectorextras/emibridge/EMIBridgeMixinPlugin.java
new file mode 100644
index 0000000..b4269ed
--- /dev/null
+++ b/emi-bridge/src/main/java/dev/su5ed/sinytra/connectorextras/emibridge/EMIBridgeMixinPlugin.java
@@ -0,0 +1,42 @@
+package dev.su5ed.sinytra.connectorextras.emibridge;
+
+import com.google.common.base.Suppliers;
+import net.minecraftforge.fml.loading.LoadingModList;
+import org.objectweb.asm.tree.ClassNode;
+import org.spongepowered.asm.mixin.extensibility.IMixinConfigPlugin;
+import org.spongepowered.asm.mixin.extensibility.IMixinInfo;
+
+import java.util.List;
+import java.util.Set;
+import java.util.function.Supplier;
+
+public class EMIBridgeMixinPlugin implements IMixinConfigPlugin {
+    private static final Supplier<Boolean> EMI_LOADED = Suppliers.memoize(() -> LoadingModList.get().getModFileById(EMIBridge.EMI_MODID) != null);
+
+    @Override
+    public void onLoad(String mixinPackage) {}
+
+    @Override
+    public String getRefMapperConfig() {
+        return null;
+    }
+
+    @Override
+    public boolean shouldApplyMixin(String targetClassName, String mixinClassName) {
+        return EMI_LOADED.get();
+    }
+
+    @Override
+    public List<String> getMixins() {
+        return null;
+    }
+
+    @Override
+    public void acceptTargets(Set<String> myTargets, Set<String> otherTargets) {}
+
+    @Override
+    public void preApply(String targetClassName, ClassNode targetClass, String mixinClassName, IMixinInfo mixinInfo) {}
+
+    @Override
+    public void postApply(String targetClassName, ClassNode targetClass, String mixinClassName, IMixinInfo mixinInfo) {}
+}
diff --git a/emi-bridge/src/main/resources/mixins.emibridge.json b/emi-bridge/src/main/resources/mixins.emibridge.json
index 25eca6b..4fe0a9e 100644
--- a/emi-bridge/src/main/resources/mixins.emibridge.json
+++ b/emi-bridge/src/main/resources/mixins.emibridge.json
@@ -3,6 +3,7 @@
   "compatibilityLevel": "JAVA_16",
   "required": true,
   "package": "dev.su5ed.sinytra.connectorextras.emibridge.mixin",
+  "plugin": "dev.su5ed.sinytra.connectorextras.emibridge.EMIBridgeMixinPlugin",
   "mixins": [
     "EmiAgnosForgeMixin",
     "MainEntrypointMixin"
diff --git a/rei-bridge/src/main/java/dev/su5ed/sinytra/connectorextras/reibridge/REIBridge.java b/rei-bridge/src/main/java/dev/su5ed/sinytra/connectorextras/reibridge/REIBridge.java
index 1b7f6e5..2089ef2 100644
--- a/rei-bridge/src/main/java/dev/su5ed/sinytra/connectorextras/reibridge/REIBridge.java
+++ b/rei-bridge/src/main/java/dev/su5ed/sinytra/connectorextras/reibridge/REIBridge.java
@@ -4,5 +4,5 @@
 
 @Mod("connectorextras_rei_bridge")
 public class REIBridge {
-
+    public static final String REI_MODID = "roughlyenoughitems";
 }
diff --git a/rei-bridge/src/main/java/dev/su5ed/sinytra/connectorextras/reibridge/REIBridgeMixinPlugin.java b/rei-bridge/src/main/java/dev/su5ed/sinytra/connectorextras/reibridge/REIBridgeMixinPlugin.java
new file mode 100644
index 0000000..eaf6ebc
--- /dev/null
+++ b/rei-bridge/src/main/java/dev/su5ed/sinytra/connectorextras/reibridge/REIBridgeMixinPlugin.java
@@ -0,0 +1,42 @@
+package dev.su5ed.sinytra.connectorextras.reibridge;
+
+import com.google.common.base.Suppliers;
+import net.minecraftforge.fml.loading.LoadingModList;
+import org.objectweb.asm.tree.ClassNode;
+import org.spongepowered.asm.mixin.extensibility.IMixinConfigPlugin;
+import org.spongepowered.asm.mixin.extensibility.IMixinInfo;
+
+import java.util.List;
+import java.util.Set;
+import java.util.function.Supplier;
+
+public class REIBridgeMixinPlugin implements IMixinConfigPlugin {
+    private static final Supplier<Boolean> REI_LOADED = Suppliers.memoize(() -> LoadingModList.get().getModFileById(REIBridge.REI_MODID) != null);
+
+    @Override
+    public void onLoad(String mixinPackage) {}
+
+    @Override
+    public String getRefMapperConfig() {
+        return null;
+    }
+
+    @Override
+    public boolean shouldApplyMixin(String targetClassName, String mixinClassName) {
+        return REI_LOADED.get();
+    }
+
+    @Override
+    public List<String> getMixins() {
+        return null;
+    }
+
+    @Override
+    public void acceptTargets(Set<String> myTargets, Set<String> otherTargets) {}
+
+    @Override
+    public void preApply(String targetClassName, ClassNode targetClass, String mixinClassName, IMixinInfo mixinInfo) {}
+
+    @Override
+    public void postApply(String targetClassName, ClassNode targetClass, String mixinClassName, IMixinInfo mixinInfo) {}
+}
diff --git a/rei-bridge/src/main/resources/mixins.reibridge.json b/rei-bridge/src/main/resources/mixins.reibridge.json
index 2c69678..304adce 100644
--- a/rei-bridge/src/main/resources/mixins.reibridge.json
+++ b/rei-bridge/src/main/resources/mixins.reibridge.json
@@ -3,6 +3,7 @@
   "compatibilityLevel": "JAVA_16",
   "required": true,
   "package": "dev.su5ed.sinytra.connectorextras.reibridge.mixin",
+  "plugin": "dev.su5ed.sinytra.connectorextras.reibridge.REIBridgeMixinPlugin",
   "client": [
     "client.RoughlyEnoughItemsCoreClientMixin"
   ],