diff --git a/requirements.txt b/requirements.txt
index 299ad302..23bd60b2 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 EGCG-Core==0.13
-luigi==2.8.0
+luigi==3.6.0
 ete3==3.0.0b35
 pandas<0.21
 illuminate==0.6.4