diff --git a/build_utils/ngcp-build-schema-files b/build_utils/ngcp-build-schema-files
index c20fc5ed..c0cc46b2 100755
--- a/build_utils/ngcp-build-schema-files
+++ b/build_utils/ngcp-build-schema-files
@@ -46,6 +46,7 @@ mysqld_options+=("--sql-mode=NO_ENGINE_SUBSTITUTION")
 mysqld_options+=("--character-set-server=utf8")
 mysqld_options+=("--init-connect='SET NAMES utf8; SET collation_connection = utf8_general_ci; SET sql_mode = STRICT_TRANS_TABLES'")
 mysqld_options+=("--collation-server=utf8_general_ci")
+mysqld_options+=("--explicit-defaults-for-timestamp=0")
 
 mariadbd "${mysqld_options[@]}" &>/dev/null &