diff --git a/docs/explanation/builder.md b/docs/explanation/builder.md
index d371ea9..34a4b9b 100644
--- a/docs/explanation/builder.md
+++ b/docs/explanation/builder.md
@@ -77,8 +77,8 @@ instruction goes through QEMU emulation.
 
 ## Certificates for Secure Boot and Trusted Boot
 
-Images that use the [`_trustedboot`](/reference/features/_trustedboot),
-[`_tpm2`](/reference/features/_tpm2), or [`_secureboot`](/reference/features/_secureboot)
+Images that use the [`_trustedboot`](/reference/features/_trustedboot) or
+[`_tpm2`](/reference/features/_tpm2)
 features must be signed with a custom certificate chain. This is because UEFI Secure Boot
 validates the bootloader and kernel against enrolled certificates before execution — without
 a valid signature, the firmware refuses to boot the image.
diff --git a/docs/how-to/building-images.md b/docs/how-to/building-images.md
index 86f6368..bf96d1f 100644
--- a/docs/how-to/building-images.md
+++ b/docs/how-to/building-images.md
@@ -112,7 +112,7 @@ apt install qemu-user-static
 
 ## Build Secureboot / Trustedboot / TPM2 Images
 
-Before building any image with the [`_tpm2`](/reference/features/_tpm2), [`_trustedboot`](/reference/features/_trustedboot), or [`_secureboot`](/reference/features/_secureboot)
+Before building any image with the [`_tpm2`](/reference/features/_tpm2) or [`_trustedboot`](/reference/features/_trustedboot)
 feature, generate the signing certificates:
 
 ```bash
diff --git a/docs/reference/builder.md b/docs/reference/builder.md
index 8aaa091..864c0cb 100644
--- a/docs/reference/builder.md
+++ b/docs/reference/builder.md
@@ -125,8 +125,8 @@ container is launched. It can override build variables that are otherwise set to
 ## `./cert/build`
 
 The `./cert/build` script generates the Secure Boot certificate chain required for
-[`_trustedboot`](/reference/features/_trustedboot), [`_tpm2`](/reference/features/_tpm2),
-and [`_secureboot`](/reference/features/_secureboot) images.
+[`_trustedboot`](/reference/features/_trustedboot) and [`_tpm2`](/reference/features/_tpm2),
+images.
 
 ### Synopsis