diff --git a/fabric/src/test/java/org/embeddedt/modernfix/testing/util/BootstrapMinecraftExtension.java b/fabric/src/test/java/org/embeddedt/modernfix/testing/util/BootstrapMinecraftExtension.java
index a2417e3c..fcda530b 100644
--- a/fabric/src/test/java/org/embeddedt/modernfix/testing/util/BootstrapMinecraftExtension.java
+++ b/fabric/src/test/java/org/embeddedt/modernfix/testing/util/BootstrapMinecraftExtension.java
@@ -1,6 +1,6 @@
 package org.embeddedt.modernfix.testing.util;
 
-import net.minecraft.DetectedVersion;
+import net.minecraft.SharedConstants;
 import net.minecraft.server.Bootstrap;
 import org.junit.jupiter.api.extension.AfterAllCallback;
 import org.junit.jupiter.api.extension.BeforeAllCallback;
@@ -13,7 +13,7 @@ import org.junit.jupiter.api.extension.ExtensionContext;
 public class BootstrapMinecraftExtension implements Extension, BeforeAllCallback, AfterAllCallback {
     @Override
     public void beforeAll(ExtensionContext context) throws Exception {
-        DetectedVersion.tryDetectVersion();
+        SharedConstants.tryDetectVersion();
         Bootstrap.bootStrap();
     }