diff --git a/documentation/tools/mega-manual.sed b/documentation/tools/mega-manual.sed
index df914fa2a9..4f48feae8a 100644
--- a/documentation/tools/mega-manual.sed
+++ b/documentation/tools/mega-manual.sed
@@ -10,5 +10,4 @@ s/Yocto Project Application Developer's Guide<\/a>/Yocto Project Application Developer's Guide/g
s/Yocto Project Board Support Package (BSP) Developer's Guide<\/a>/Yocto Project Board Support Package (BSP) Developer's Guide/g
s/Yocto Project Kernel Architecture and Use Manual<\/a>/Yocto Project Kernel Architecture and Use Manual/g
-s/Yocto Project Kernel Development Manual<\/a>/Yocto Project Kernel Development Manual/g
s/Yocto Project Reference Manual<\/a>/Yocto Project Reference Manual/g