diff --git a/dev-scheme/guile-colorized/guile-colorized-0.1_p20191205.ebuild b/dev-scheme/guile-colorized/guile-colorized-0.1_p20191205.ebuild
index 52232af54d..818c9119cc 100644
--- a/dev-scheme/guile-colorized/guile-colorized-0.1_p20191205.ebuild
+++ b/dev-scheme/guile-colorized/guile-colorized-0.1_p20191205.ebuild
@@ -21,7 +21,7 @@ LICENSE="GPL-3"
 SLOT="0"
 
 DEPEND="
-	>=dev-scheme/guile-2.0.9
+	>=dev-scheme/guile-2.0.9:=
 "
 RDEPEND="${DEPEND}"
 
diff --git a/dev-scheme/guile-colorized/guile-colorized-9999.ebuild b/dev-scheme/guile-colorized/guile-colorized-9999.ebuild
index 52232af54d..818c9119cc 100644
--- a/dev-scheme/guile-colorized/guile-colorized-9999.ebuild
+++ b/dev-scheme/guile-colorized/guile-colorized-9999.ebuild
@@ -21,7 +21,7 @@ LICENSE="GPL-3"
 SLOT="0"
 
 DEPEND="
-	>=dev-scheme/guile-2.0.9
+	>=dev-scheme/guile-2.0.9:=
 "
 RDEPEND="${DEPEND}"
 
diff --git a/dev-scheme/guile-gi/guile-gi-0.3.1.ebuild b/dev-scheme/guile-gi/guile-gi-0.3.1.ebuild
index 17c8219b13..0d6e4133b2 100644
--- a/dev-scheme/guile-gi/guile-gi-0.3.1.ebuild
+++ b/dev-scheme/guile-gi/guile-gi-0.3.1.ebuild
@@ -23,7 +23,7 @@ BDEPEND="
 	sys-apps/texinfo
 "
 DEPEND="
-	>=dev-scheme/guile-2.0.9
+	>=dev-scheme/guile-2.0.9:=
 	dev-libs/gobject-introspection
 	x11-libs/gtk+:3[introspection]
 "
diff --git a/dev-scheme/guile-gi/guile-gi-9999.ebuild b/dev-scheme/guile-gi/guile-gi-9999.ebuild
index 17c8219b13..0d6e4133b2 100644
--- a/dev-scheme/guile-gi/guile-gi-9999.ebuild
+++ b/dev-scheme/guile-gi/guile-gi-9999.ebuild
@@ -23,7 +23,7 @@ BDEPEND="
 	sys-apps/texinfo
 "
 DEPEND="
-	>=dev-scheme/guile-2.0.9
+	>=dev-scheme/guile-2.0.9:=
 	dev-libs/gobject-introspection
 	x11-libs/gtk+:3[introspection]
 "