diff --git a/configs/conf.json b/configs/conf.json
index 2d51767..8be5cfb 100644
--- a/configs/conf.json
+++ b/configs/conf.json
@@ -265,11 +265,6 @@
   {
     "library":"Dynawo"
   },
-  {
-    "library":"Dynawo",
-    "libraryVersion":"maint.1.6.x",
-    "libraryVersionNameForTests":"1.6.1"
-  },
   {
     "library":"Dynawo",
     "libraryVersion":"master",