diff --git a/Cargo.toml b/Cargo.toml
index 7abd9c0..df43eaf 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -29,3 +29,4 @@ strum = { version = "0.17", features = ["derive"] }
 
 [dev-dependencies]
 pretty_assertions = "0.6"
+version-sync = "0.9"
diff --git a/tests/version-number.rs b/tests/version-number.rs
new file mode 100644
index 0000000..288592d
--- /dev/null
+++ b/tests/version-number.rs
@@ -0,0 +1,9 @@
+#[test]
+fn test_readme_deps() {
+    version_sync::assert_markdown_deps_updated!("README.md");
+}
+
+#[test]
+fn test_html_root_url() {
+    version_sync::assert_html_root_url_updated!("src/lib.rs");
+}