diff --git a/dev-util/mig/mig-1.8_p20231217.ebuild b/dev-util/mig/mig-1.8_p20231217.ebuild
index f070ac7da5046..3367b7017cecf 100644
--- a/dev-util/mig/mig-1.8_p20231217.ebuild
+++ b/dev-util/mig/mig-1.8_p20231217.ebuild
@@ -11,11 +11,6 @@ HOMEPAGE="https://www.gnu.org/software/hurd/microkernel/mach/mig/gnu_mig.html"
 if [[ ${PV} == 9999 ]] ; then
 	EGIT_REPO_URI="https://git.savannah.gnu.org/git/hurd/mig.git"
 	inherit autotools git-r3
-
-	BDEPEND="
-		sys-devel/bison
-		sys-devel/flex
-	"
 elif [[ ${PV} == *_p* ]] ; then
 	MY_PV=${PV%_p*}+git${PV#*_p}
 	MY_P=${PN}_${MY_PV}
@@ -33,10 +28,17 @@ LICENSE="GPL-2 BSD-2"
 SLOT="0"
 [[ ${PV} != 9999 ]] && KEYWORDS="~amd64 ~x86"
 
+BDEPEND="
+	sys-devel/bison
+	sys-devel/flex
+"
+
 if is_crosspkg ; then
 	DEPEND+=" cross-${CTARGET}/gnumach"
 fi
 
+RDEPEND="dev-lang/perl"
+
 src_prepare() {
 	default
 	[[ ${PV} == 9999 ]] && eautoreconf
diff --git a/dev-util/mig/mig-9999.ebuild b/dev-util/mig/mig-9999.ebuild
index 6725c0acd2dc4..39ef312f20cdc 100644
--- a/dev-util/mig/mig-9999.ebuild
+++ b/dev-util/mig/mig-9999.ebuild
@@ -11,11 +11,6 @@ HOMEPAGE="https://www.gnu.org/software/hurd/microkernel/mach/mig/gnu_mig.html"
 if [[ ${PV} == 9999 ]] ; then
 	EGIT_REPO_URI="https://git.savannah.gnu.org/git/hurd/mig.git"
 	inherit autotools git-r3
-
-	BDEPEND="
-		sys-devel/bison
-		sys-devel/flex
-	"
 elif [[ ${PV} == *_p* ]] ; then
 	MY_PV=${PV%_p*}+git${PV#*_p}
 	MY_P=${PN}_${MY_PV}
@@ -33,10 +28,17 @@ LICENSE="GPL-2 BSD-2"
 SLOT="0"
 [[ ${PV} != 9999 ]] && KEYWORDS="~amd64 ~x86"
 
+BDEPEND="
+	sys-devel/bison
+	sys-devel/flex
+"
+
 if is_crosspkg ; then
 	DEPEND+=" cross-${CTARGET}/gnumach"
 fi
 
+RDEPEND="dev-lang/perl"
+
 src_prepare() {
 	default
 	[[ ${PV} == 9999 ]] && eautoreconf