diff --git a/src/kommando/helpers.cr b/src/kommando/helpers.cr
new file mode 100644
index 0000000..d3e1eed
--- /dev/null
+++ b/src/kommando/helpers.cr
@@ -0,0 +1,13 @@
+module Kommando::Helpers
+  def run!(*args : String | Path, **options)
+    r = Process.run(
+      args.first.to_s, args.skip(1).map(&.to_s),
+      output: STDOUT,
+      error: STDOUT
+    )
+
+    raise "Command failed" if !r.success?
+
+    r
+  end
+end