diff --git a/epan/dissectors/packet-gsm_rlcmac.c b/epan/dissectors/packet-gsm_rlcmac.c
index 7262bab136..d4b50f0747 100644
--- a/epan/dissectors/packet-gsm_rlcmac.c
+++ b/epan/dissectors/packet-gsm_rlcmac.c
@@ -7615,7 +7615,7 @@ static const true_false_string retry_vals = {
 };
 
 static const value_string ctrl_ack_vals[] = {
-  {0x00, "In case the message is sent in access burst format, the MS received two RLC/MAC blocks with the same RTI value, one with RBSN = 0 and the other with RBSN = 1 and the mobile station is requesting new TBF. Otherwise the bit value '00' is reserved and shall not be sent. If received it shall be intepreted as the MS received an RLC/MAC control block addressed to itself and with RBSN = 1, and did not receive an RLC/MAC control block with the same RTI value and RBSN = 0"},
+  {0x00, "In case the message is sent in access burst format, the MS received two RLC/MAC blocks with the same RTI value, one with RBSN = 0 and the other with RBSN = 1 and the mobile station is requesting new TBF. Otherwise the bit value '00' is reserved and shall not be sent. If received it shall be interpreted as the MS received an RLC/MAC control block addressed to itself and with RBSN = 1, and did not receive an RLC/MAC control block with the same RTI value and RBSN = 0"},
   {0x01, "The MS received an RLC/MAC control block addressed to itself and with RBSN = 1, and did not receive an RLC/MAC control block with the same RTI value and RBSN = 0"},
   {0x02, "The MS received an RLC/MAC control block addressed to itself and with RBSN = 0, and did not receive an RLC/MAC control block with the same RTI value and RBSN = 1. This value is sent irrespective of the value of the FS bit"},
   {0x03, "The MS received two RLC/MAC blocks with the same RTI value, one with RBSN = 0 and the other with RBSN = 1"},