diff --git a/pkgs/development/libraries/fontconfig/default.nix b/pkgs/development/libraries/fontconfig/default.nix
index 37f88a770fc..b1bcf74fed4 100644
--- a/pkgs/development/libraries/fontconfig/default.nix
+++ b/pkgs/development/libraries/fontconfig/default.nix
@@ -23,7 +23,7 @@
 */
 
 let
-  configVersion = "2.11"; # bump whenever fontconfig breaks compatibility with older configurations
+  configVersion = "2.13"; # bump whenever fontconfig breaks compatibility with older configurations
 in
 stdenv.mkDerivation rec {
   pname = "fontconfig";