diff --git a/autoload/vim_python_test_runner.vim b/autoload/vim_python_test_runner.vim
index 6e5f3c9..18a77d6 100644
--- a/autoload/vim_python_test_runner.vim
+++ b/autoload/vim_python_test_runner.vim
@@ -40,7 +40,7 @@ def run_desired_command_for_os(command_to_run):
     if "nose" in vim.eval("a:command_to_run") or "nose" in command_to_run:
         # Run nosetests for Python.
         vim.command("{0} 2>&1 | tee /tmp/test_results.txt".format(command_to_run))
-    if "pytest" in vim.eval("a:command_to_run") or "pytest" in command_to_run:
+    elif "pytest" in vim.eval("a:command_to_run") or "pytest" in command_to_run:
         # Run pytests for Python.
         vim.command("{0} 2>&1 | tee /tmp/test_results.txt".format(command_to_run))
     else: