diff --git a/dev-build/slibtool/slibtool-0.5.35.ebuild b/dev-build/slibtool/slibtool-0.5.35.ebuild
index 1c2fa9941f5d5..76d9a52f26448 100644
--- a/dev-build/slibtool/slibtool-0.5.35.ebuild
+++ b/dev-build/slibtool/slibtool-0.5.35.ebuild
@@ -19,9 +19,12 @@ else
 	SRC_URI+=" verify-sig? ( https://dl.midipix.org/slibtool/${P}.tar.xz.sig )"
 
 	KEYWORDS="~alpha amd64 arm arm64 hppa ~ia64 ~m68k ~mips ppc ppc64 ~riscv ~s390 sparc x86 ~x64-macos"
+fi
 
-	BDEPEND="sys-devel/m4
-		verify-sig? ( sec-keys/openpgp-keys-midipix )"
+BDEPEND="sys-devel/m4"
+
+if [[ ${PV} != *9999 ]] ; then
+	BDEPEND+=" verify-sig? ( sec-keys/openpgp-keys-midipix )"
 fi
 
 LICENSE="MIT"
diff --git a/dev-build/slibtool/slibtool-9999.ebuild b/dev-build/slibtool/slibtool-9999.ebuild
index a32b31890d552..c45f9f0cddeb8 100644
--- a/dev-build/slibtool/slibtool-9999.ebuild
+++ b/dev-build/slibtool/slibtool-9999.ebuild
@@ -19,9 +19,12 @@ else
 	SRC_URI+=" verify-sig? ( https://dl.midipix.org/slibtool/${P}.tar.xz.sig )"
 
 	KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~hppa ~ia64 ~m68k ~mips ~ppc ~ppc64 ~riscv ~s390 ~sparc ~x86 ~x64-macos"
+fi
 
-	BDEPEND="sys-devel/m4
-		verify-sig? ( sec-keys/openpgp-keys-midipix )"
+BDEPEND="sys-devel/m4"
+
+if [[ ${PV} != *9999 ]] ; then
+	BDEPEND+=" verify-sig? ( sec-keys/openpgp-keys-midipix )"
 fi
 
 LICENSE="MIT"