diff --git a/CMakeLists.txt b/CMakeLists.txt
index 0e391f42..0e2b9931 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -641,6 +641,7 @@ if(NOT LIBSSH2_FOUND)
 endif()
 
 if(FFMPEG_FOUND)
+  include_directories(${FFMPEG_INCLUDE_DIRS})
   set(LIBVNCCLIENT_EXAMPLES
     ${LIBVNCCLIENT_EXAMPLES}
     vnc2mpg