diff --git a/README_architecture.md b/README_architecture.md
index 0a9cb732f..e268a1469 100644
--- a/README_architecture.md
+++ b/README_architecture.md
@@ -1,6 +1,6 @@
 # Epicyon Software Architecture
 
-## Design Constrains
+## Design Constraints
 
 ### Open Standards Compliance