diff --git a/pkgs/development/libraries/c-blosc/default.nix b/pkgs/development/libraries/c-blosc/default.nix
index 2f60fb7391fba..3793b70de4b50 100644
--- a/pkgs/development/libraries/c-blosc/default.nix
+++ b/pkgs/development/libraries/c-blosc/default.nix
@@ -2,13 +2,13 @@
 
 stdenv.mkDerivation rec {
   name = "c-blosc-${version}";
-  version = "1.11.3";
+  version = "1.14.3";
 
   src = fetchFromGitHub {
     owner = "Blosc";
     repo = "c-blosc";
     rev = "v${version}";
-    sha256 = "18665lwszwbb48pxgisyxxjh92sr764hv6h7jw8zzsmzdkgzrmcw";
+    sha256 = "051x2hh0yq1zhiyjmiarvc2radi59v03vzs2sa4hmgfhfaxcklld";
   };
 
   buildInputs = [ cmake ];