diff --git a/requirements.txt b/requirements.txt
index cb76dbd..f714893 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -9,7 +9,7 @@
 # The devcontainer post-create.sh handles all installations automatically.
 
 # Diagram generation - https://github.com/mingrammer/diagrams
-diagrams>=0.24.0
+diagrams>=0.25.1
 
 # Image processing (required by diagrams for PNG generation)
 matplotlib>=3.10.0