diff --git a/pkgs/development/libraries/science/math/brial/default.nix b/pkgs/development/libraries/science/math/brial/default.nix
index 142641398f56..6ec28ba1c226 100644
--- a/pkgs/development/libraries/science/math/brial/default.nix
+++ b/pkgs/development/libraries/science/math/brial/default.nix
@@ -8,14 +8,14 @@
 }:
 
 stdenv.mkDerivation rec {
-  version = "1.2.11";
+  version = "1.2.12";
   pname = "brial";
 
   src = fetchFromGitHub {
     owner = "BRiAl";
     repo = "BRiAl";
     rev = version;
-    sha256 = "sha256-GkaeBggOCiIWNBZoIaCvAcqGDRc/whTOqPZbGpAxWIk=";
+    sha256 = "sha256-y6nlqRBJRWohGDAKe/F37qBP1SgtFHR1HD+erFJReOM=";
   };
 
   # FIXME package boost-test and enable checks