diff --git a/notes/OSSN-0012 b/notes/OSSN-0012
index c249cad..99db3df 100644
--- a/notes/OSSN-0012
+++ b/notes/OSSN-0012
@@ -1,4 +1,4 @@
-OpenSSL Heartbleed vulnerabilty can lead to OpenStack compromise
+OpenSSL Heartbleed vulnerability can lead to OpenStack compromise
 ---
 
 ### Summary ###