diff --git a/posts/secure_boot.md b/posts/secure_boot.md
index 1e87769..bd9a0fe 100644
--- a/posts/secure_boot.md
+++ b/posts/secure_boot.md
@@ -217,7 +217,7 @@ of physical access or remote access through a BMC, what is? Is there a better
 solution?
 
 Well, to the best of the author knowledge, there is one: using a TPM. Using a
-TPM will not necessarily  prevent an attacker from tainting the firmware. It
+TPM will not necessarily prevent an attacker from tainting the firmware. It
 will not necessarily prevent booting untrusted and unverified executables. What
 a TPM can give us is the ability to unseal a LUKS passphrase and get access to
 user data if and only if the cryptographically verified right version of UEFI