diff --git a/sys-apps/paludis/paludis-3.0.0_pre20170808.ebuild b/sys-apps/paludis/paludis-3.0.0_pre20170808.ebuild
index d37eafd6067ab..d0801ab01b6d7 100644
--- a/sys-apps/paludis/paludis-3.0.0_pre20170808.ebuild
+++ b/sys-apps/paludis/paludis-3.0.0_pre20170808.ebuild
@@ -26,7 +26,7 @@ COMMON_DEPEND="
 	pbins? ( >=app-arch/libarchive-3.1.2:= )
 	python? (
 		${PYTHON_DEPS}
-		>=dev-libs/boost-1.41.0:=[python,${PYTHON_USEDEP}] )
+		<dev-libs/boost-1.65:=[python,${PYTHON_USEDEP}] )
 	ruby? ( dev-lang/ruby:${RUBY_VER} )
 	search-index? ( >=dev-db/sqlite-3:= )
 	xml? ( >=dev-libs/libxml2-2.6:= )"
diff --git a/sys-apps/paludis/paludis-3.0.0_pre20180214.ebuild b/sys-apps/paludis/paludis-3.0.0_pre20180214.ebuild
index ddbc8a4e08ae3..f2a2976a3d9ce 100644
--- a/sys-apps/paludis/paludis-3.0.0_pre20180214.ebuild
+++ b/sys-apps/paludis/paludis-3.0.0_pre20180214.ebuild
@@ -26,7 +26,7 @@ COMMON_DEPEND="
 	pbins? ( >=app-arch/libarchive-3.1.2:= )
 	python? (
 		${PYTHON_DEPS}
-		>=dev-libs/boost-1.41.0:=[python,${PYTHON_USEDEP}] )
+		<dev-libs/boost-1.65:=[python,${PYTHON_USEDEP}] )
 	ruby? ( dev-lang/ruby:${RUBY_VER} )
 	search-index? ( >=dev-db/sqlite-3:= )
 	xml? ( >=dev-libs/libxml2-2.6:= )"