diff --git a/pkgs/development/misc/avr/libc/default.nix b/pkgs/development/misc/avr/libc/default.nix
index b1d8eb4332e8..ac9da31fcc0f 100644
--- a/pkgs/development/misc/avr/libc/default.nix
+++ b/pkgs/development/misc/avr/libc/default.nix
@@ -2,11 +2,11 @@
 
 stdenv.mkDerivation rec {
   pname = "avr-libc";
-  version = "2.0.0";
+  version = "2.1.0";
 
   src = fetchurl {
-    url = "https://download.savannah.gnu.org/releases/avr-libc/avr-libc-2.0.0.tar.bz2";
-    sha256 = "15svr2fx8j6prql2il2fc0ppwlv50rpmyckaxx38d3gxxv97zpdj";
+    url = "https://download.savannah.gnu.org/releases/avr-libc/avr-libc-${version}.tar.bz2";
+    sha256 = "1s2lnqsbr1zs7dvsbyyckay52lm8mbjjaqf3cyx5qpcbq3jwx10b";
   };
 
   nativeBuildInputs = [ automake autoconf ];
@@ -21,9 +21,9 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "a C runtime library for AVR microcontrollers";
-    homepage = "https://savannah.nongnu.org/projects/avr-libc/";
+    homepage = "https://github.com/avrdudes/avr-libc";
     license = licenses.bsd3;
     platforms = [ "avr-none" ];
-    maintainers = with maintainers; [ mguentner ];
+    maintainers = with maintainers; [ mguentner emilytrau ];
   };
 }