diff --git a/Cargo.toml b/Cargo.toml
index 5d34939b..1c88da3e 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -33,3 +33,6 @@ nightly = ["proc-macro"]
 
 proc-macro = []
 default = ["proc-macro"]
+
+[badges]
+travis-ci = { repository = "alexcrichton/proc-macro2" }