diff --git a/src/modules/module-bt-device.c b/src/modules/module-bt-device.c
index 474e590ca..383ff4e3f 100644
--- a/src/modules/module-bt-device.c
+++ b/src/modules/module-bt-device.c
@@ -29,6 +29,7 @@
 
 #include <pulse/xmalloc.h>
 #include <pulse/timeval.h>
+#include <pulse/sample.h>
 #include <pulsecore/core-error.h>
 #include <pulsecore/module.h>
 #include <pulsecore/modargs.h>