diff --git a/test/rtcp.c b/test/rtcp.c
index fb2175120..95304a871 100644
--- a/test/rtcp.c
+++ b/test/rtcp.c
@@ -21,7 +21,7 @@
  */
 
 
-#define GENERATOR_SSRC 0x00000001
+static const uint32_t GENERATOR_SSRC = 0x00000001;
 
 
 struct fixture {