diff --git a/esphome/components/microphone/microphone.cpp b/esphome/components/microphone/microphone.cpp
deleted file mode 100644
index c941e9c3ac..0000000000
--- a/esphome/components/microphone/microphone.cpp
+++ /dev/null
@@ -1 +0,0 @@
-// Intentionally empty - all methods are now inline templates in microphone.h