diff --git a/.travis.yml b/.travis.yml
index cf1fa282..cd2f7c92 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -31,7 +31,6 @@ matrix:
             - libavutil-dev
             - libva-dev
             - libvdpau-dev
-            - portaudio19-dev
 
 install:
     - '[ "$TRAVIS_OS_NAME" != osx ] || brew install qt5'
diff --git a/README.md b/README.md
index 09c53208..5b17e7b8 100644
--- a/README.md
+++ b/README.md
@@ -38,7 +38,8 @@ You can follow development on our [Discord server](https://discord.gg/6ERtzFY).
 
 ### Linux-specific Requirements
 * GCC or Clang
-* Install your distro equivalents of: `openssl-devel qt5-devel SDL2-devel ffmpeg-devel qt5-qtquickcontrols2-devel libva-devel libvdpau-devel opus-devel portaudio-devel`
+* Install your distro equivalents of: `openssl-devel qt5-devel SDL2-devel ffmpeg-devel qt5-qtquickcontrols2-devel libva-devel libvdpau-devel opus-devel`
+* FFmpeg 4.0 is required to build. If your distro doesn't package FFmpeg 4.0, you can build and install it from source on http://ffmpeg.org/
 
 ### Build Setup Steps
 1. Install the latest Qt SDK (and optionally, the Qt Creator IDE) from https://www.qt.io/download