diff --git a/requirements.txt b/requirements.txt
index f0ec27ed5..b0e0eb226 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -23,7 +23,7 @@ networkx>=1.8
 stevedore>=1.3.0  # Apache-2.0
 
 # Backport for concurrent.futures which exists in 3.2+
-futures>=2.1.6
+futures>=3.0
 
 # Used for structured input validation
 jsonschema>=2.0.0,<3.0.0