diff --git a/HMCLCore/src/main/java/org/jackhuang/hmcl/download/legacyfabric/LegacyFabricInstallTask.java b/HMCLCore/src/main/java/org/jackhuang/hmcl/download/legacyfabric/LegacyFabricInstallTask.java
index 7ef8cd122..f2abb9c33 100644
--- a/HMCLCore/src/main/java/org/jackhuang/hmcl/download/legacyfabric/LegacyFabricInstallTask.java
+++ b/HMCLCore/src/main/java/org/jackhuang/hmcl/download/legacyfabric/LegacyFabricInstallTask.java
@@ -21,7 +21,6 @@ import com.google.gson.JsonElement;
 import com.google.gson.JsonObject;
 import org.jackhuang.hmcl.download.DefaultDependencyManager;
 import org.jackhuang.hmcl.download.LibraryAnalyzer;
-import org.jackhuang.hmcl.download.UnsupportedInstallationException;
 import org.jackhuang.hmcl.download.fabric.FabricInstallTask;
 import org.jackhuang.hmcl.game.Arguments;
 import org.jackhuang.hmcl.game.Artifact;
@@ -31,9 +30,10 @@ import org.jackhuang.hmcl.task.GetTask;
 import org.jackhuang.hmcl.task.Task;
 import org.jackhuang.hmcl.util.gson.JsonUtils;
 
-import java.util.*;
-
-import static org.jackhuang.hmcl.download.UnsupportedInstallationException.FABRIC_NOT_COMPATIBLE_WITH_FORGE;
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.Collections;
+import java.util.List;
 
 public final class LegacyFabricInstallTask extends Task<Version> {
 
@@ -57,12 +57,6 @@ public final class LegacyFabricInstallTask extends Task<Version> {
         return true;
     }
 
-    @Override
-    public void preExecute() throws Exception {
-        if (!Objects.equals("net.minecraft.client.main.Main", version.resolve(dependencyManager.getGameRepository()).getMainClass()))
-            throw new UnsupportedInstallationException(FABRIC_NOT_COMPATIBLE_WITH_FORGE);
-    }
-
     @Override
     public Collection<Task<?>> getDependents() {
         return Collections.singleton(launchMetaTask);