diff --git a/google-cloud-speech/samples/microphone/requirements-test.txt b/google-cloud-speech/samples/microphone/requirements-test.txt
new file mode 100644
index 000000000000..41c4d5110536
--- /dev/null
+++ b/google-cloud-speech/samples/microphone/requirements-test.txt
@@ -0,0 +1,2 @@
+pytest==5.3.2
+mock==3.0.5