diff --git a/pkgs/applications/science/math/ginac/default.nix b/pkgs/applications/science/math/ginac/default.nix
index 2e18801a8812..7357f024c90d 100644
--- a/pkgs/applications/science/math/ginac/default.nix
+++ b/pkgs/applications/science/math/ginac/default.nix
@@ -2,11 +2,11 @@
 
 stdenv.mkDerivation rec {
   pname = "ginac";
-  version = "1.8.3";
+  version = "1.8.4";
 
   src = fetchurl {
     url = "https://www.ginac.de/ginac-${version}.tar.bz2";
-    sha256 = "sha256-d8caWGrfb8C12rVzQ08wz/FXkVPNd8broCKS4Xj3pJA=";
+    sha256 = "sha256-J84Wrt/nRlGyI725JGwAWWt/+b9yeg06Rz9GcADaxJI=";
   };
 
   propagatedBuildInputs = [ cln ];