diff --git a/requirements.txt b/requirements.txt
index a9c09c3..c875af9 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 Cython==0.29
-wheel==0.32.3
+wheel==0.38.1
 matplotlib==2.1.0
 numpy==1.15.2
 pandas==0.20.3