diff --git a/requirements-hyperopt.txt b/requirements-hyperopt.txt
index 6df1eb157..b0e18867d 100644
--- a/requirements-hyperopt.txt
+++ b/requirements-hyperopt.txt
@@ -7,4 +7,4 @@ scikit-learn==0.22.2.post1
 scikit-optimize==0.7.4
 filelock==3.0.12
 joblib==0.14.1
-progressbar2==3.50.1
+progressbar2==3.51.0