diff --git a/sites/all/themes/CLARIN_Horizon/bootstrap/test-infra/requirements.txt b/sites/all/themes/CLARIN_Horizon/bootstrap/test-infra/requirements.txt
index fe44343..372b130 100644
--- a/sites/all/themes/CLARIN_Horizon/bootstrap/test-infra/requirements.txt
+++ b/sites/all/themes/CLARIN_Horizon/bootstrap/test-infra/requirements.txt
@@ -1 +1 @@
-boto==2.25.0
+boto==2.39.0