diff --git a/pkgs/development/libraries/liblinphone/default.nix b/pkgs/development/libraries/liblinphone/default.nix
index db9db1ba3a6..3ef64823a02 100644
--- a/pkgs/development/libraries/liblinphone/default.nix
+++ b/pkgs/development/libraries/liblinphone/default.nix
@@ -111,6 +111,8 @@ stdenv.mkDerivation rec {
     pkg-config
   ];
 
+  strictDeps = true;
+
   # Some grammar files needed to be copied too from some dependencies. I suppose
   # if one define a dependency in such a way that its share directory is found,
   # then this copying would be unnecessary. Instead of actually copying these