diff --git a/Cargo.toml b/Cargo.toml
index 728e4a5..44fea43 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -14,6 +14,7 @@ authors = [
 license = "MIT"
 description = "TIFF decoding and encoding library in pure Rust"
 repository = "https://github.com/image-rs/image-tiff"
+exclude = ["tests/images/*", "tests/fuzz_images/*"]
 
 [dependencies]
 byteorder = "1.2"