diff --git a/GUI/GUIMod.cs b/GUI/GUIMod.cs
index af7ce663c5..da267c2cb2 100644
--- a/GUI/GUIMod.cs
+++ b/GUI/GUIMod.cs
@@ -115,7 +115,7 @@ public GUIMod(CkanModule mod, IRegistryQuerier registry, KspVersionCriteria curr
             // KSP.
             if (latest_available_for_any_ksp != null)
             {
-                KSPCompatibility = KSPCompatibilityLong = registry.LatestCompatibleKSP(mod.identifier)?.ToString() ?? "";
+                KSPCompatibility = KSPCompatibilityLong = registry.LatestCompatibleKSP(mod.identifier)?.ToString() ?? "any";
 
                 // If the mod we have installed is *not* the mod we have installed, or we don't know
                 // what we have installed, indicate that an upgrade would be needed.