3 files changed, 3 insertions, 6 deletions
diff --git a/pkgs/applications/radio/gnuradio/3.7.nix b/pkgs/applications/radio/gnuradio/3.7.nix
index a8f96fac44ac2..a48efb9aa6d9c 100644
--- a/pkgs/applications/radio/gnuradio/3.7.nix
+++ b/pkgs/applications/radio/gnuradio/3.7.nix
@@ -241,8 +241,7 @@ let
     # gr-fcd feature was dropped in 3.8
     ++ lib.optionals (hasFeature "gr-fcd" features) [ "share/gnuradio/examples/fcd" ]
   ;
-  preConfigure = ''
-  ''
+  preConfigure = ""
     # wxgui and pygtk are not looked up properly, so we force them to be
     # detected as found, if they are requested by the `features` attrset.
     + lib.optionalString (hasFeature "gr-wxgui" features) ''
diff --git a/pkgs/applications/radio/gnuradio/default.nix b/pkgs/applications/radio/gnuradio/default.nix
index e99a1bfd7a1bb..9223f160db301 100644
--- a/pkgs/applications/radio/gnuradio/default.nix
+++ b/pkgs/applications/radio/gnuradio/default.nix
@@ -240,8 +240,7 @@ let
       ${removeReferencesTo}/bin/remove-references-to -t ${python} $out/lib/cmake/gnuradio/GnuradioConfig.cmake
     ''
   ;
-  preConfigure = ''
-  ''
+  preConfigure = ""
     # If python-support is disabled, don't install volk's (git submodule)
     # volk_modtool - it references python.
     #
diff --git a/pkgs/applications/radio/gnuradio/shared.nix b/pkgs/applications/radio/gnuradio/shared.nix
index e30831f87ee76..1d5d84f46495d 100644
--- a/pkgs/applications/radio/gnuradio/shared.nix
+++ b/pkgs/applications/radio/gnuradio/shared.nix
@@ -83,8 +83,7 @@ rec {
     ++ lib.optionals (hasFeature "gr-uhd" features) [ "share/gnuradio/examples/uhd" ]
     ++ lib.optionals (hasFeature "gr-qtgui" features) [ "share/gnuradio/examples/qt-gui" ]
   ;
-  postInstall = ''
-  ''
+  postInstall = ""
     # Gcc references
     + lib.optionalString (hasFeature "volk" features) ''
       ${removeReferencesTo}/bin/remove-references-to -t ${stdenv.cc} $(readlink -f $out/lib/libvolk.so)