diff --git a/Dockerfile b/Dockerfile
index 0cda77c..96917c8 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -119,7 +119,7 @@ RUN apt-get -q update \
 # Install git and build tools, clone ffmpeg, and get ready to build it
 RUN apt-get update \
   && DEBIAN_FRONTEND=noninteractive apt-get -q -y install \
-    git build-essential
+    git build-essential pkg-config
 
 # Clone ffmpeg
 # NOTE: This explicitly clones the FFMPEG_TAG_VERSION (see SOLUTIONS)
@@ -138,6 +138,8 @@ RUN apt-cache policy libmfx1 \
   && apt-cache policy libmfx-dev \
   && apt-cache search libmfx
 
+RUN ls -1 /usr/lib/x86_64-linux-gnu/pkgconfig/*mfx*
+
 ENV LIBVA_DRIVER_NAME=iHD
 
 # Build FFmpeg
diff --git a/Dockerfile.solution b/Dockerfile.solution
index b2eb002..cd35ce0 100644
--- a/Dockerfile.solution
+++ b/Dockerfile.solution
@@ -12,7 +12,7 @@
 # Install git and build tools, clone ffmpeg, and get ready to build it
 RUN apt-get update \
   && DEBIAN_FRONTEND=noninteractive apt-get -q -y install \
-    git build-essential
+    git build-essential pkg-config
 
 # Clone ffmpeg
 # NOTE: This explicitly clones the FFMPEG_TAG_VERSION (see SOLUTIONS)
@@ -31,6 +31,8 @@ RUN apt-cache policy libmfx1 \
   && apt-cache policy libmfx-dev \
   && apt-cache search libmfx
 
+RUN ls -1 /usr/lib/x86_64-linux-gnu/pkgconfig/*mfx*
+
 ENV LIBVA_DRIVER_NAME=iHD
 
 # Build FFmpeg