diff --git a/.gitignore b/.gitignore
index 72364f9..f6577ec 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,8 @@
+__pycache__
+.bck
+out
+target
+build
 # Byte-compiled / optimized / DLL files
 __pycache__/
 *.py[cod]
diff --git a/lutin_ffmpeg-avutil.py b/lutin_ffmpeg-avutil.py
index 9009fa9..0374b96 100644
--- a/lutin_ffmpeg-avutil.py
+++ b/lutin_ffmpeg-avutil.py
@@ -141,5 +141,6 @@ def configure(target, my_module):
 	my_module.add_depend('z')
 	my_module.add_depend('pthread')
 	my_module.add_depend('ffmpeg-headers')
+	my_module.add_depend('rt')
 
 	return True
\ No newline at end of file