diff --git a/requirements.txt b/requirements.txt
index 8f1eea95..227aacf6 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,3 +1,3 @@
 pyaes==1.6.1
 pysocks==1.6.8
-typing==3.6.6
\ No newline at end of file
+typing==3.6.6; python_version<"3.5"
\ No newline at end of file