diff --git a/requirements.txt b/requirements.txt
index 1f3b570d..f2a0d5f3 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -12,6 +12,6 @@ PyYAML==6.0.1
 cerberus==1.3.4
 
 # For documentation and testing.
-setuptools==70.0.0; python_version>='3.8'
+setuptools==78.1.1; python_version>='3.8'
 wheel==0.38.1
 autopep8==1.6