diff --git a/src/gsm/gsm0411_utils.c b/src/gsm/gsm0411_utils.c
index c26cd82..470b017 100644
--- a/src/gsm/gsm0411_utils.c
+++ b/src/gsm/gsm0411_utils.c
@@ -293,7 +293,7 @@
  *  \param[in] type GSM340_TYPE_*
  *  \param[in] plan Numbering Plan
  *  \param[in] number string containing number
- *  \reurns number of bytes of \a oa that have been used */
+ *  \returns number of bytes of \a oa that have been used */
 int gsm340_gen_oa(uint8_t *oa, unsigned int oa_len, uint8_t type,
 	uint8_t plan, const char *number)
 {
@@ -348,7 +348,7 @@
  *  \param[in] proto Protocol
  *  \param[in] trans Transaction
  *  \param[in] msg_type Message Type
- *  \retrns 0 */
+ *  \returns 0 */
 int gsm411_push_cp_header(struct msgb *msg, uint8_t proto, uint8_t trans,
 			     uint8_t msg_type)
 {
diff --git a/src/gsm/gsm48_ie.c b/src/gsm/gsm48_ie.c
index 11b7168..e431e4f 100644
--- a/src/gsm/gsm48_ie.c
+++ b/src/gsm/gsm48_ie.c
@@ -369,7 +369,7 @@
 /*! Decode TS 04.08 Call Control Capabilities IE (10.5.4.5a)
  *  \param[out] Caller-provided memory for decoded CC capabilities
  *  \param[in] lv Length-Value of IE
- *  \retursns 0 on success; negative on error */
+ *  \returns 0 on success; negative on error */
 int gsm48_decode_cccap(struct gsm_mncc_cccap *ccap, const uint8_t *lv)
 {
 	uint8_t in_len = lv[0];
diff --git a/src/gsm/lapdm.c b/src/gsm/lapdm.c
index e7d46e6..b7f5769 100644
--- a/src/gsm/lapdm.c
+++ b/src/gsm/lapdm.c
@@ -253,7 +253,7 @@
  *  \param[in] t200_ms_dcch per-SAPI array of T200 in milli-seconds for DCCH
  *  \param[in] t200_ms_acch per-SAPI array of T200 in milli-seconds for SACCH
  *  \param[in] chan_t GSM channel type (to correctly set N200)
- *  \parma[in] name_pfx human-readable name (copied by function + extended with ACCH/DCCH)
+ *  \param[in] name_pfx human-readable name (copied by function + extended with ACCH/DCCH)
  */
 int lapdm_channel_init3(struct lapdm_channel *lc, enum lapdm_mode mode,
 			const int *t200_ms_dcch, const int *t200_ms_acch, enum gsm_chan_t chan_t,
diff --git a/src/gsm/tlv_parser.c b/src/gsm/tlv_parser.c
index c5aac97..de76688 100644
--- a/src/gsm/tlv_parser.c
+++ b/src/gsm/tlv_parser.c
@@ -126,7 +126,7 @@
  *  \param[inout] msg Caller-allocated message buffer with sufficient tailroom
  *  \param[in] type TLV type/format to use during encode
  *  \param[in] tag Tag of TLV to be encoded
- *  \parma[in] len Length of TLV to be encoded
+ *  \param[in] len Length of TLV to be encoded
  *  \param[in] val Value part of TLV to be encoded
  *  \returns 0 on success; negative in case of error */
 int tlv_encode_one(struct msgb *msg, enum tlv_type type, uint8_t tag,