diff --git a/README.md b/README.md
index df024a809e..55d858d18c 100644
--- a/README.md
+++ b/README.md
@@ -35,8 +35,8 @@ To build your own firmware you need a GNU/Linux, BSD or MacOSX system (case sens
           g++-multilib git gperf haveged help2man intltool lib32gcc-s1 libc6-dev-i386 libelf-dev libglib2.0-dev \
           libgmp3-dev libltdl-dev libmpc-dev libmpfr-dev libncurses5-dev libncursesw5 libncursesw5-dev libreadline-dev \
           libssl-dev libtool lld lldb lrzsz mkisofs msmtp nano ninja-build p7zip p7zip-full patch pkgconf python2.7 \
-          python3 python3-pip python3-ply python-docutils qemu-utils re2c rsync scons squashfs-tools subversion swig \
-          texinfo uglifyjs upx-ucl unzip vim wget xmlto xxd zlib1g-dev
+          python3 python3-pip python3-ply python-docutils python3-pyelftools qemu-utils re2c rsync scons squashfs-tools \
+          subversion swig texinfo uglifyjs upx-ucl unzip vim wget xmlto xxd zlib1g-dev
         ```
       </details>
     - Method 2: