diff --git a/pkgs/development/libraries/avro-c/default.nix b/pkgs/development/libraries/avro-c/default.nix
index ee43daf2d04..76d5839402c 100644
--- a/pkgs/development/libraries/avro-c/default.nix
+++ b/pkgs/development/libraries/avro-c/default.nix
@@ -2,11 +2,11 @@
 
 stdenv.mkDerivation rec {
   pname = "avro-c";
-  version = "1.10.2";
+  version = "1.11.0";
 
   src = fetchurl {
     url = "mirror://apache/avro/avro-${version}/c/avro-c-${version}.tar.gz";
-    sha256 = "sha256-rj+zK+xKBon1Rn4JIBGS7cbo80ITTvBq1FLKhw9Wt+I=";
+    sha256 = "sha256-BlJZClStjkqliiuf8fTOcaZKQbCgXEUp0cUYxh52BkM=";
   };
 
   postPatch = ''