diff --git a/src/plugins/plugin.h b/src/plugins/plugin.h
index 3a232b088c..d8ab6d2b40 100644
--- a/src/plugins/plugin.h
+++ b/src/plugins/plugin.h
@@ -171,7 +171,7 @@ janus_plugin *create(void) {
  * Janus instance or it will crash.
  *
  */
-#define JANUS_PLUGIN_API_VERSION	104
+#define JANUS_PLUGIN_API_VERSION	105
 
 /*! \brief Initialization of all plugin properties to NULL
  *
diff --git a/src/rtp.h b/src/rtp.h
index 17b28829aa..1be392d608 100644
--- a/src/rtp.h
+++ b/src/rtp.h
@@ -53,7 +53,7 @@ typedef struct rtp_header
 	uint16_t seq_number;
 	uint32_t timestamp;
 	uint32_t ssrc;
-	uint32_t csrc[16];
+	uint32_t csrc[0];
 } rtp_header;
 typedef rtp_header janus_rtp_header;