diff --git a/src/main/java/dev/micle/totemofreviving/util/MismatchedVersionException.java b/src/main/java/dev/micle/totemofreviving/util/MismatchedVersionException.java
new file mode 100644
index 0000000..0a9bc5f
--- /dev/null
+++ b/src/main/java/dev/micle/totemofreviving/util/MismatchedVersionException.java
@@ -0,0 +1,7 @@
+package dev.micle.totemofreviving.util;
+
+public class MismatchedVersionException extends RuntimeException {
+	public MismatchedVersionException(String msg) {
+		super(msg);
+	}
+}