diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..ae9acf6
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+steps_output.txt
\ No newline at end of file
diff --git a/Formula/bart.rb b/Formula/bart.rb
index 928915d..a8b49c0 100644
--- a/Formula/bart.rb
+++ b/Formula/bart.rb
@@ -28,6 +28,6 @@ def install
   end
 
   test do
-    assert_match "bart 0.9.0", shell_output("#{bin}/bart --version")
+    assert shell_output("#{bin}/bart --version").start_with?("bart #{version}")
   end
 end
diff --git a/Formula/spin.rb b/Formula/spin.rb
index e1e6756..4a4f088 100644
--- a/Formula/spin.rb
+++ b/Formula/spin.rb
@@ -40,6 +40,6 @@ def post_install
   end
 
   test do
-    system "#{bin}/spin", "--version"
+    assert shell_output("#{bin}/spin --version").start_with?("spin #{version}")
   end
 end
diff --git a/README.md b/README.md
index 6c78ea7..69de52b 100644
--- a/README.md
+++ b/README.md
@@ -13,3 +13,12 @@
 ## Documentation
 
 `brew help`, `man brew` or check [Homebrew's documentation](https://docs.brew.sh).
+
+## Contributing
+
+Contributors are encouraged to run Homebrew's test-bot locally before submitting
+a pull request.
+
+```sh
+brew test-bot --only-tap-syntax
+```