diff --git a/src/include/switch_caller.h b/src/include/switch_caller.h
index f9ff50762e..5d2809df93 100644
--- a/src/include/switch_caller.h
+++ b/src/include/switch_caller.h
@@ -148,6 +148,8 @@ SWITCH_DECLARE(void) switch_caller_extension_add_application(switch_core_session
   \param network_addr network address
   \param ani ANI information
   \param ani2 ANI II information
+  \param rdnis RDNIS
+  \param source the source 
   \param destination_number destination number
   \return a new profile object allocated from the session's memory pool
 */
diff --git a/src/include/switch_channel.h b/src/include/switch_channel.h
index ca2fa935a1..986ed23aaf 100644
--- a/src/include/switch_channel.h
+++ b/src/include/switch_channel.h
@@ -96,7 +96,7 @@ SWITCH_DECLARE(switch_call_cause_t) switch_channel_get_cause(switch_channel *cha
 
 /*!
   \brief return a cause string for a given cause
-  \param the code to check
+  \param cause the code to check
   \return the string
 */
 SWITCH_DECLARE(char *) switch_channel_str2cause(switch_call_cause_t cause);
diff --git a/src/include/switch_rtp.h b/src/include/switch_rtp.h
index 3215cfd758..350a704310 100644
--- a/src/include/switch_rtp.h
+++ b/src/include/switch_rtp.h
@@ -294,6 +294,7 @@ SWITCH_DECLARE(int) switch_rtp_write_frame(switch_rtp *rtp_session, switch_frame
   \param rtp_session the RTP session to write to
   \param data data to write
   \param datalen the size of the data
+  \param m set mark bit or not
   \param payload the IANA payload number
   \param ts then number of bytes to increment the timestamp by
   \param mseq the specific sequence number to use