diff --git a/start_portaudio.c b/start_portaudio.c
index 1904e526f..ff6c87434 100644
--- a/start_portaudio.c
+++ b/start_portaudio.c
@@ -3,6 +3,7 @@
 #include <pthread.h>
 #include <inttypes.h>
 #include <time.h>
+#include <sys/time.h>
 
 extern void decode1_(int *iarg);
 extern void a2d_(int *iarg);