diff --git a/sys-devel/m4/m4-1.4.16.recipe b/sys-devel/m4/m4-1.4.16.recipe
index 7c5ada088..c506adb16 100644
--- a/sys-devel/m4/m4-1.4.16.recipe
+++ b/sys-devel/m4/m4-1.4.16.recipe
@@ -3,12 +3,13 @@ DESCRIPTION="m4 - GNU macro processor."
 HOMEPAGE="http://www.gnu.org/software/m4/" 
 SRC_URI="http://ftp.gnu.org/gnu/m4/m4-1.4.16.tar.gz"
 CHECKSUM_MD5="a5dfb4f2b7370e9d34293d23fd09b280"
-REVISION="2"
+REVISION="3"
 ARCHITECTURES="x86_gcc2 ?x86"
 
 PROVIDES="m4 = $portVersion compat >= 1.4
 	cmd:m4 = $portVersion compat >= 1.4"
 REQUIRES="haiku >= $haikuVersion"
+BUILD_REQUIRES="cmd:sed"
 BUILD_PREREQUIRES="haiku-devel >= $haikuVersion
 	cmd:gcc
 	cmd:ld