diff --git a/pkgs/development/libraries/librtlsdr/default.nix b/pkgs/development/libraries/librtlsdr/default.nix
index 61f4045b785..c09575924a0 100644
--- a/pkgs/development/libraries/librtlsdr/default.nix
+++ b/pkgs/development/libraries/librtlsdr/default.nix
@@ -27,7 +27,7 @@ stdenv.mkDerivation rec {
 
   nativeBuildInputs = [ pkg-config cmake ];
 
-  buildInputs = [ libusb1 ];
+  propagatedBuildInputs = [ libusb1 ];
 
   meta = with lib; {
     description = "Turns your Realtek RTL2832 based DVB dongle into a SDR receiver";