diff --git a/forge/src/testMod/java/dev/engine_room/flywheel/FlywheelTestModClient.java b/forge/src/testMod/java/dev/engine_room/flywheel/FlywheelTestModClient.java
index cb2b9513f..f1992d60d 100644
--- a/forge/src/testMod/java/dev/engine_room/flywheel/FlywheelTestModClient.java
+++ b/forge/src/testMod/java/dev/engine_room/flywheel/FlywheelTestModClient.java
@@ -8,7 +8,7 @@
 import net.minecraftforge.fml.common.Mod;
 import net.minecraftforge.fml.javafmlmod.FMLJavaModLoadingContext;
 
-@Mod("flywheel-testmod")
+@Mod("flywheel_testmod")
 public class FlywheelTestModClient {
 	private int ticks = 0;