diff --git a/pkgs/servers/nosql/cassandra/3.0.nix b/pkgs/servers/nosql/cassandra/3.0.nix
index 7788e3ff381a..d9f5978f2649 100644
--- a/pkgs/servers/nosql/cassandra/3.0.nix
+++ b/pkgs/servers/nosql/cassandra/3.0.nix
@@ -1,7 +1,7 @@
 { callPackage, ... } @ args:
 
 callPackage ./generic.nix (args // {
-  version = "3.0.24";
-  sha256 = "1yxw4jg9n49dbi1mjdfpxczsznl9m6sxlzkmzjancmjzvj5s6bvz";
+  version = "3.0.26";
+  sha256 = "09wim1w2yizcqpja62jk64fhaw3jgnrgrjlrm4kgmcc3g3bsmw6i";
   generation = "3_0";
 })