diff --git a/pkgs/applications/audio/csound/default.nix b/pkgs/applications/audio/csound/default.nix
index 4da3efbffe47..dc8ea92ae242 100644
--- a/pkgs/applications/audio/csound/default.nix
+++ b/pkgs/applications/audio/csound/default.nix
@@ -18,7 +18,7 @@
 
 stdenv.mkDerivation rec {
   pname = "csound";
-  version = "6.17.0";
+  version = "6.18.1";
 
   hardeningDisable = [ "format" ];
 
@@ -26,7 +26,7 @@ stdenv.mkDerivation rec {
     owner = "csound";
     repo = "csound";
     rev = version;
-    sha256 = "sha256-O19jm3JxHg4TcQzWQZu1uFjfYN2FR41fCRq5YGnTGD0=";
+    sha256 = "sha256-O7s92N54+zIl07eIdK/puoSve/qJ3O01fTh0TP+VdZA=";
   };
 
   cmakeFlags = [ "-DBUILD_CSOUND_AC=0" ] # fails to find Score.hpp