diff --git a/rdd-technical-reference.md b/rdd-technical-reference.md
index a9e082dc4f909d11479ebbee00e8cceae5a511c1..c752795b519149b4fad9c19cd794cfe041922561 100644
--- a/rdd-technical-reference.md
+++ b/rdd-technical-reference.md
@@ -189,6 +189,9 @@ Examples for different programming languages are:
 # Requirements engineering
 
 
+# Retirement of software
+
+
 # Helpful links and references
 
 - eurise-network technical-reference: <https://github.com/eurise-network/technical-reference>