1 files changed, 9 insertions, 1 deletions
diff --git a/launcher/modplatform/modrinth/ModrinthInstanceCreationTask.cpp b/launcher/modplatform/modrinth/ModrinthInstanceCreationTask.cpp
index c1898dd9..2cb6e786 100644
--- a/launcher/modplatform/modrinth/ModrinthInstanceCreationTask.cpp
+++ b/launcher/modplatform/modrinth/ModrinthInstanceCreationTask.cpp
@@ -262,12 +262,20 @@ bool ModrinthCreationTask::createInstance()
 
     loop.exec();
 
+    // Update information of the already installed instance, if any.
     if (m_instance && ended_well) {
         setAbortable(false);
         auto inst = m_instance.value();
 
+        // Only change the name if it didn't use a custom name, so that the previous custom name
+        // is preserved, but if we're using the original one, we update the version string.
+        // NOTE: This needs to come before the copyManagedPack call!
+        if (inst->name().contains(inst->getManagedPackVersionName())) {
+            if (askForChangingInstanceName(m_parent, inst->name(), instance.name()) == InstanceNameChange::ShouldChange)
+                inst->setName(instance.name());
+        }
+
         inst->copyManagedPack(instance);
-        inst->setName(instance.name());
     }
 
     return ended_well;