diff --git a/compiler.sh b/compiler.sh
index fd22718..300f4c8 100755
--- a/compiler.sh
+++ b/compiler.sh
@@ -14,7 +14,7 @@ avutil_header_file_path=`find /usr -name avutil.h`
 avutil_include_path=`dirname ${avutil_header_file_path}`
 ffmpeg_include_path=`dirname ${avutil_include_path}`
 echo "FFMPEG_INCLUDE_PATH: ${ffmpeg_include_path}"
-avutil_lib_file_path=`find /usr -name libavutil.a`
+avutil_lib_file_path=`find /usr -name libavutil.so`
 ffmpeg_lib_dir_path=`dirname ${avutil_lib_file_path}`
 echo "FFMPEG_LIB_DIR_PATH: ${ffmpeg_lib_dir_path}"