diff --git a/content/posts/defender/index.md b/content/posts/defender/index.md
index a07f945..ece6a30 100644
--- a/content/posts/defender/index.md
+++ b/content/posts/defender/index.md
@@ -9,7 +9,7 @@ cover:
   hidden: true
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-Recently, I discovered a security vulnerability. What is was isn't important but what is important is that it existed, undiscovered, for almost 2 years 🤯!
+Recently, I discovered a security vulnerability. What it was isn't important but what is important is that it existed, undiscovered, for almost 2 years 🤯!
 
 Over the next few days, I was able to reduce the surface area of exposure, eventually sealing this issue nice and tight.