diff --git a/Packages/Contribute/Sources/Contribute/ContributeError.swift b/Packages/Contribute/Sources/Contribute/ContributeError.swift
new file mode 100644
index 00000000..dc6f707c
--- /dev/null
+++ b/Packages/Contribute/Sources/Contribute/ContributeError.swift
@@ -0,0 +1,4 @@
+
+public protocol ContributeError : Error {
+  
+}