diff --git a/shell.nix b/shell.nix
index 4b85ae8..a2a4a6d 100644
--- a/shell.nix
+++ b/shell.nix
@@ -7,6 +7,7 @@ let
     name = "android-env";
     targetPkgs = pkgs: with pkgs; [
       android-tools
+      bc
       bison
       ccache
       curl
@@ -16,6 +17,7 @@ let
       gnumake
       gnupg
       gperf
+      imagemagick
       jdk8_headless
       libxml2
       lzop
@@ -28,6 +30,7 @@ let
       procps
       python2
       python3
+      rsync
       schedtool
       unzip
       util-linux