diff --git a/dev-libs/libsignal-ffi/libsignal-ffi-0.41.1.ebuild b/dev-libs/libsignal-ffi/libsignal-ffi-0.41.1-r1.ebuild
similarity index 97%
rename from dev-libs/libsignal-ffi/libsignal-ffi-0.41.1.ebuild
rename to dev-libs/libsignal-ffi/libsignal-ffi-0.41.1-r1.ebuild
index aeeeba99ab..d901ea131e 100644
--- a/dev-libs/libsignal-ffi/libsignal-ffi-0.41.1.ebuild
+++ b/dev-libs/libsignal-ffi/libsignal-ffi-0.41.1-r1.ebuild
@@ -23,6 +23,10 @@ LICENSE+=" AGPL-3 Apache-2.0 BSD-2 BSD ISC MIT Unicode-DFS-2016"
 SLOT="0"
 KEYWORDS="~amd64"
 
+BDEPEND="
+	dev-libs/protobuf
+"
+
 src_unpack() {
 	default
 	cargo_gen_config