--- libmysql/authentication_ldap/CMakeLists.txt.orig	2019-02-18 09:11:31.000000000 +0300
+++ libmysql/authentication_ldap/CMakeLists.txt
@@ -106,11 +106,13 @@
 ENDIF()
 
 MESSAGE(STATUS "SASL_LIBRARY      = ${SASL_LIBRARY}")
-MYSQL_ADD_PLUGIN(authentication_ldap_sasl_client
-                 auth_ldap_sasl_client.cc log_client.cc
-                 LINK_LIBRARIES ${SASL_LIBRARY}
-                 CLIENT_ONLY MODULE_ONLY
-                 MODULE_OUTPUT_NAME "authentication_ldap_sasl_client")
+IF (WITH_AUTHENTICATION_LDAP)
+    MYSQL_ADD_PLUGIN(authentication_ldap_sasl_client
+                     auth_ldap_sasl_client.cc log_client.cc
+                     LINK_LIBRARIES ${SASL_LIBRARY}
+                     CLIENT_ONLY MODULE_ONLY
+                     MODULE_OUTPUT_NAME "authentication_ldap_sasl_client")
+ENDIF()
 
 IF(WIN32)
   GET_FILENAME_COMPONENT(SASL_DLL_NAME ${SASL_LIBRARY_DLL} NAME)
