diff --git a/mariadb.spec b/mariadb.spec
index 14ac2d1..2af4469 100644
--- a/mariadb.spec
+++ b/mariadb.spec
@@ -11,7 +11,7 @@
 # The last version on which the full testsuite has been run
 # In case of further rebuilds of that version, don't require full testsuite to be run
 # run only "main" suite
-%global last_tested_version 10.4.11
+%global last_tested_version 10.4.12
 # Set to 1 to force run the testsuite even if it was already tested in current version
 %global force_run_testsuite 0
 
@@ -147,7 +147,7 @@
 
 Name:             mariadb
 Version:          10.4.12
-Release:          2%{?with_debug:.debug}%{?dist}
+Release:          3%{?with_debug:.debug}%{?dist}
 Epoch:            3
 
 Summary:          A very fast and robust SQL database server
@@ -675,6 +675,8 @@ sources.
 # Remove JAR files that upstream puts into tarball
 find . -name "*.jar" -type f -exec rm --verbose -f {} \;
 
+rm -rf libmariadb/unittest
+
 %patch2 -p1
 %patch4 -p1
 %patch7 -p1
@@ -1570,6 +1572,10 @@ fi
 %endif
 
 %changelog
+* Mon Mar 16 2020 Michal Schorm <mschorm@redhat.com> - 10.4.12-3
+- Rebase mariadb-connector-c git submodule to commit fbf1db6
+  For fix: https://jira.mariadb.org/browse/CONC-441
+
 * Tue Mar 10 2020 Michal Schorm <mschorm@redhat.com> - 10.4.12-2
 - Update the fix for building in the debug mode
 
diff --git a/sources b/sources
index e1aa5e9..5a2560f 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (mariadb-10.4.12.tar.gz) = 518dae18c04a1f7fcc6fd4d2dfbfbfbdf5e83e72ca41e66e1074328df8d92ab41b458e6a9973771419ac09a7348f264f158916cd198c335085d6e823e707bbc6
+SHA512 (mariadb-10.4.12.tar.gz) = f26c45bbab765c979bbdb748da10ee314c1494e2ad7df7523bf4020b5f5036c06242739c1877fa0a21defcdd27f498cfff730289486ce9ced09d5740f3594657