diff --git a/CMakeLists.txt b/CMakeLists.txt
index 7375266c..36a96e9d 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -177,8 +177,8 @@ endif()
 if(NOT LN2_THREAD_COUNT)
     message(STATUS "Unable to learn libnetconf2 thread support, check skipped")
 endif()
-if(SYSREPO_SETUP AND NOT LN2_YANG_MODULE_DIR)
-    message(FATAL_ERROR "Unable to learn libnetconf2 module search directory.")
+if(NOT LN2_YANG_MODULE_DIR)
+    message(FATAL_ERROR "Unable to learn libnetconf2 module search directory, define LN2_YANG_MODULE_DIR manually.")
 endif()
 
 if(ENABLE_VALGRIND_TESTS)