diff --git a/SpeedUnitAnnex/SpeedUnitAnnex-0.9.8.ckan b/SpeedUnitAnnex/SpeedUnitAnnex-0.9.8.ckan
index 9095a0c89e..2943436fac 100644
--- a/SpeedUnitAnnex/SpeedUnitAnnex-0.9.8.ckan
+++ b/SpeedUnitAnnex/SpeedUnitAnnex-0.9.8.ckan
@@ -13,6 +13,14 @@
     },
     "version": "0.9.8",
     "ksp_version": "1.3.1",
+    "conflicts": [
+        {
+            "name": "SpeedUnitChanger"
+        },
+        {
+            "name": "SpeedUnitDisplay"
+        }
+    ],
     "download": "https://spacedock.info/mod/1662/Speed%20Unit%20Annex/download/0.9.8",
     "download_size": 20193,
     "download_hash": {