1 files changed, 1 insertions, 1 deletions
diff --git a/nixpkgs/pkgs/development/libraries/libsigcxx/default.nix b/nixpkgs/pkgs/development/libraries/libsigcxx/default.nix
index c9f6e11d4118..b5919d62d448 100644
--- a/nixpkgs/pkgs/development/libraries/libsigcxx/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libsigcxx/default.nix
@@ -18,7 +18,7 @@ stdenv.mkDerivation rec {
       packageName = pname;
       attrPath = "libsigcxx";
       versionPolicy = "odd-unstable";
-      freeze = true;
+      freeze = "2.99.1";
     };
   };