diff --git a/dev-libs/libbson/libbson-1.30.5.ebuild b/dev-libs/libbson/libbson-1.30.5.ebuild
index 3cf7d40..60f253d 100644
--- a/dev-libs/libbson/libbson-1.30.5.ebuild
+++ b/dev-libs/libbson/libbson-1.30.5.ebuild
@@ -69,7 +69,7 @@ src_configure() {
 	use static-libs && lto-guarantee-fat
 	local mycmakeargs=(
 		-DENABLE_EXAMPLES=OFF
-		-DENABLE_MAN_PAGES=ON
+		-DENABLE_MAN_PAGES="$(usex man ON OFF)"
 		-DENABLE_MONGOC=OFF
 		-DENABLE_TESTS=OFF
 		-DENABLE_STATIC="$(usex static-libs ON OFF)"