diff --git a/fabric/build.gradle b/fabric/build.gradle
index 711e372..52cafde 100644
--- a/fabric/build.gradle
+++ b/fabric/build.gradle
@@ -91,6 +91,8 @@ shadowJar {
 
     configurations = [project.configurations.shadowBundle]
     archiveClassifier = "fabric-dev-shadow"
+
+    mergeServiceFiles()
 }
 
 remapJar {
diff --git a/neoforge/build.gradle b/neoforge/build.gradle
index 1818682..249210a 100644
--- a/neoforge/build.gradle
+++ b/neoforge/build.gradle
@@ -94,6 +94,8 @@ shadowJar {
 
     configurations = [project.configurations.shadowBundle]
     archiveClassifier = "neoforge-dev-shadow"
+
+    mergeServiceFiles()
 }
 
 remapJar {