diff --git a/requirements.txt b/requirements.txt
index 70b4215..a2529f5 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -15,3 +15,4 @@ wacky
 Routes
 bcrypt
 jinja2
+protobuf
diff --git a/requirements_win.txt b/requirements_win.txt
index d36e884..a584c6d 100644
--- a/requirements_win.txt
+++ b/requirements_win.txt
@@ -14,3 +14,4 @@ wacky
 Routes
 bcrypt
 jinja2
+protobuf