diff --git a/bitcoin/Cargo.toml b/bitcoin/Cargo.toml
index 41110419..7e7b87fa 100644
--- a/bitcoin/Cargo.toml
+++ b/bitcoin/Cargo.toml
@@ -9,7 +9,7 @@ documentation = "https://docs.rs/bitcoin/"
 description = "General purpose library for using and interoperating with Bitcoin and other cryptocurrencies."
 keywords = [ "crypto", "bitcoin" ]
 readme = "README.md"
-exclude = ["./test_data"]
+exclude = ["test_data/"]
 edition = "2018"
 
 # Please don't forget to add relevant features to docs.rs below