diff --git a/pkgs/applications/science/math/readstat/default.nix b/pkgs/applications/science/math/readstat/default.nix
index bb945b06ba13..e58674f34497 100644
--- a/pkgs/applications/science/math/readstat/default.nix
+++ b/pkgs/applications/science/math/readstat/default.nix
@@ -2,13 +2,13 @@
 
 stdenv.mkDerivation rec {
   name = "readstat";
-  version = "1.1.8";
+  version = "1.1.9";
 
   src = fetchFromGitHub {
     owner = "WizardMac";
     repo = "ReadStat";
     rev = "v${version}";
-    sha256 = "1r04lq45h1yn34v1mgfiqjfzyaqv4axqlby0nkandamcsqyhc7y4";
+    sha256 = "sha256-4lRJgZPB2gfaQ9fQKvDDpGhy1eDNT/nT1QmeZlCmCis=";
   };
 
   nativeBuildInputs = [ pkg-config autoreconfHook ];