diff --git a/dbms/src/Server/Client.cpp b/dbms/src/Server/Client.cpp
index 153198a3bf0..415516b04b4 100644
--- a/dbms/src/Server/Client.cpp
+++ b/dbms/src/Server/Client.cpp
@@ -45,6 +45,8 @@
 #include <Columns/ColumnString.h>
 #include <Common/NetException.h>
 #include <common/readline_use.h>
+#include <Functions/registerFunctions.h>
+#include <AggregateFunctions/registerAggregateFunctions.h>
 
 
 /// http://en.wikipedia.org/wiki/ANSI_escape_code
@@ -260,6 +262,9 @@ private:
 
     int mainImpl(const std::vector<std::string> & args)
     {
+        registerFunctions();
+        registerAggregateFunctions();
+
         /// Batch mode is enabled if one of the following is true:
         /// - -e (--query) command line option is present.
         ///   The value of the option is used as the text of query (or of multiple queries).