diff --git a/pkgs/servers/sql/mariadb/default.nix b/pkgs/servers/sql/mariadb/default.nix
index ac9772922ec2..d808541bbc14 100644
--- a/pkgs/servers/sql/mariadb/default.nix
+++ b/pkgs/servers/sql/mariadb/default.nix
@@ -23,14 +23,14 @@ mariadb = server // {
 };
 
 common = rec { # attributes common to both builds
-  version = "10.4.12";
+  version = "10.4.13";
 
   src = fetchurl {
     urls = [
       "https://downloads.mariadb.org/f/mariadb-${version}/source/mariadb-${version}.tar.gz"
       "https://downloads.mariadb.com/MariaDB/mariadb-${version}/source/mariadb-${version}.tar.gz"
     ];
-    sha256 = "0252b9rxxz1ljjv6ni0wwgy14j8qmmdd2sq0a65dslx2ib9y3wgy";
+    sha256 = "1pwibmm52sc04qxp832pc3ylxw9wq90fjc7nxpcyp3yys49bpfs5";
     name   = "mariadb-${version}.tar.gz";
   };
 
@@ -94,7 +94,7 @@ common = rec { # attributes common to both builds
     rm "$out"/bin/{mariadb_config,mysql_config}
     rm -r $out/include
     rm -r $out/lib/pkgconfig
-    rm -r $out/share/{aclocal,pkgconfig}
+    rm -r $out/share/aclocal
   '';
 
   enableParallelBuilding = true;