diff --git a/requirements-dev.txt b/requirements-dev.txt
index 2798717d..d503630d 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -1,5 +1,5 @@
 # build dependencies
-flit==3.11.0
+flit==3.12.0
 # test dependencies
 pytest==8.3.5
 responses==0.25.7