diff --git a/include/drm/drm_encoder_slave.h b/include/drm/drm_encoder_slave.h
index 1107b4b1c599..a09864f6d684 100644
--- a/include/drm/drm_encoder_slave.h
+++ b/include/drm/drm_encoder_slave.h
@@ -27,7 +27,6 @@
 #ifndef __DRM_ENCODER_SLAVE_H__
 #define __DRM_ENCODER_SLAVE_H__
 
-#include <drm/drmP.h>
 #include <drm/drm_crtc.h>
 #include <drm/drm_encoder.h>