Check for libreadline

1 files changed, 1 insertions, 1 deletions

diff --git a/shell.nix b/shell.nix
index 37a936fd2..bbce68564 100644
--- a/shell.nix
+++ b/shell.nix
@@ -35,7 +35,7 @@ with import <nixpkgs> {};
   shellHook =
     ''
       export prefix=$(pwd)/inst
-      configureFlags+=" --prefix=prefix"
+      configureFlags+=" --prefix=$prefix"
       PKG_CONFIG_PATH=$prefix/lib/pkgconfig:$PKG_CONFIG_PATH
       PATH=$prefix/bin:$PATH
     '';