diff --git a/include/osmocom/core/gsmtap.h b/include/osmocom/core/gsmtap.h
index 9c2965b..35ba71e 100644
--- a/include/osmocom/core/gsmtap.h
+++ b/include/osmocom/core/gsmtap.h
@@ -281,7 +281,7 @@
 };
 
 /* ====== DO NOT MAKE UNAPPROVED MODIFICATIONS HERE ===== */
-/*! Structure of the GTMTAP pseudo-header */
+/*! Structure of the GSMTAP pseudo-header */
 struct gsmtap_hdr {
 	uint8_t version;	/*!< version, set to 0x01 currently */
 	uint8_t hdr_len;	/*!< length in number of 32bit words */
@@ -301,7 +301,7 @@
 
 } __attribute__((packed));
 
-/*! Structure of the GTMTAP libosmocore logging header */
+/*! Structure of the GSMTAP libosmocore logging header */
 struct gsmtap_osmocore_log_hdr {
 	struct {
 		uint32_t sec;