diff --git a/src/pulse/timeval.h b/src/pulse/timeval.h
index 315f41903..09d53974b 100644
--- a/src/pulse/timeval.h
+++ b/src/pulse/timeval.h
@@ -38,6 +38,8 @@ PA_C_DECL_BEGIN
 #define PA_USEC_PER_SEC 1000000
 #define PA_NSEC_PER_SEC 1000000000
 #define PA_USEC_PER_MSEC 1000
+#define PA_NSEC_PER_MSEC 1000000
+#define PA_NSEC_PER_USEC 1000
 
 struct timeval;