diff --git a/PicoPort4AllSizes/PicoPort4AllSizes-0.1.2.2.ckan b/PicoPort4AllSizes/PicoPort4AllSizes-0.1.2.2.ckan
index 7214071e97..69ef15f5c3 100644
--- a/PicoPort4AllSizes/PicoPort4AllSizes-0.1.2.2.ckan
+++ b/PicoPort4AllSizes/PicoPort4AllSizes-0.1.2.2.ckan
@@ -10,6 +10,7 @@
     },
     "version": "0.1.2.2",
     "ksp_version_min": "1.2.0",
+    "ksp_version_max": "1.5.99",
     "depends": [
         {
             "name": "ModuleManager"