diff --git a/pkgs/development/libraries/ti-rpc/default.nix b/pkgs/development/libraries/ti-rpc/default.nix
index 77c0b4a1a460..c139b5be1027 100644
--- a/pkgs/development/libraries/ti-rpc/default.nix
+++ b/pkgs/development/libraries/ti-rpc/default.nix
@@ -8,6 +8,8 @@ stdenv.mkDerivation rec {
     sha256 = "07anqypf7c719x9y683qz65cxllmzlgmlab2hlahrqcj4bq2k99c";
   };
 
+  outputs = [ "out" "dev" ];
+
   postPatch = ''
     sed '1i#include <stdint.h>' -i src/xdr_sizeof.c
   '' + stdenv.lib.optionalString stdenv.hostPlatform.isMusl ''