diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..facb804
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+bladerf.conf
diff --git a/bladerf.conf b/bladerf.conf
deleted file mode 100644
index 72df70d..0000000
--- a/bladerf.conf
+++ /dev/null
@@ -1 +0,0 @@
-biastee_rx on
diff --git a/shell.nix b/shell.nix
index 83586e4..2819bb0 100644
--- a/shell.nix
+++ b/shell.nix
@@ -39,7 +39,10 @@ in
        wrapQtApp "$out/bin/python"
     '';
     shellHook = ''
-      ${pkgs.libbladeRF}/bin/bladeRF-cli -l ${bitstream}
+      cat > bladerf.conf << EOF
+      fpga ${bitstream}
+      biastee_rx on
+      EOF
     '';
     QT_QPA_PLATFORM = "wayland";
   }