diff --git a/browser_patches/ffmpeg/build-linux.sh b/browser_patches/ffmpeg/build-linux.sh
index 80eadab37c..8133748aab 100644
--- a/browser_patches/ffmpeg/build-linux.sh
+++ b/browser_patches/ffmpeg/build-linux.sh
@@ -52,6 +52,7 @@ function build_ffmpeg {
   git clone git://source.ffmpeg.org/ffmpeg.git
   cd ffmpeg
   git checkout "${FFMPEG_VERSION}"
+  export PKG_CONFIG_PATH="${PREFIX}/lib/pkgconfig"
   # Prohibit pkg-config from using linux system installed libs.
   export PKG_CONFIG_LIBDIR=