diff --git a/packages/justseeds.nix b/packages/justseeds.nix
index 15d22fb..ed52291 100644
--- a/packages/justseeds.nix
+++ b/packages/justseeds.nix
@@ -1,6 +1,6 @@
 {pkgs, stdenv, lib, ...}: stdenv.mkDerivation {
 	pname = "justseeds-fontpack";
-	version = "10.000";
+	version = "13.000";
 
 	# Fontpack 1
 	pack01 = pkgs.fetchzip {
@@ -79,6 +79,20 @@
 		stripRoot = false;
 	};
 
+	# Fontpack 12
+	pack12 = pkgs.fetchzip {
+		url = "https://justseeds.org/wp-content/uploads/JSOTP-12.zip";
+		sha256 = "anwRr+yaQWp/nxdXu89UMHSoexGvAuE2gApsfq3UibU=";
+		stripRoot = false;
+	};
+
+	# Fontpack 13
+	pack13 = pkgs.fetchzip {
+		url = "https://justseeds.org/wp-content/uploads/JOSTP-13.zip";
+		sha256 = "HOVl9PYZb6PUs0nIbognJQDvaasiafOWMkxiWliPQZg=";
+		stripRoot = false;
+	};
+
 	dontUnpack = true;
 	installPhase = ''
 		install -D -m 444 $pack01/JS_fontpak1/*.otf -t $out/share/fonts/otf
@@ -92,6 +106,8 @@
 		install -D -m 444 $pack09/'Justseeds Font Pack 9'/*.otf -t $out/share/fonts/otf
 		install -D -m 444 $pack10/'JSOTP 10'/*.otf -t $out/share/fonts/otf
 		install -D -m 444 $pack11/'JSOTP 11'/*.otf -t $out/share/fonts/otf
+		install -D -m 444 $pack12/'JSOTP 12'/*.otf -t $out/share/fonts/otf
+		install -D -m 444 $pack13/'JOSTP 13'/*.otf -t $out/share/fonts/otf
 	'';
 
 	meta = {