diff --git a/openbsc/include/openbsc/abis_rsl.h b/openbsc/include/openbsc/abis_rsl.h
index a2a01d3..201c77f 100644
--- a/openbsc/include/openbsc/abis_rsl.h
+++ b/openbsc/include/openbsc/abis_rsl.h
@@ -333,6 +333,7 @@
 #define RSL_ERR_TALKER_ACC_FAIL		0x03
 #define RSL_ERR_OM_INTERVENTION		0x07
 #define RSL_ERR_NORMAL_UNSPEC		0x0f
+#define RSL_ERR_T_MSRFPCI_EXP		0x18
 /* resource unavailable */
 #define RSL_ERR_EQUIPMENT_FAIL		0x20
 #define RSL_ERR_RR_UNAVAIL		0x21
diff --git a/openbsc/src/abis_rsl.c b/openbsc/src/abis_rsl.c
index eb43bd5..62b142e 100644
--- a/openbsc/src/abis_rsl.c
+++ b/openbsc/src/abis_rsl.c
@@ -321,6 +321,7 @@
 	[RSL_ERR_TALKER_ACC_FAIL] =	"Talker Access Failure",
 	[RSL_ERR_OM_INTERVENTION] =	"O&M Intervention",
 	[RSL_ERR_NORMAL_UNSPEC] =	"Normal event, unspecified",
+	[RSL_ERR_T_MSRFPCI_EXP] =	"Siemens: T_MSRFPCI Expired",
 	[RSL_ERR_EQUIPMENT_FAIL] =	"Equipment Failure",
 	[RSL_ERR_RR_UNAVAIL] =		"Radio Resource not available",
 	[RSL_ERR_TERR_CH_FAIL] =	"Terrestrial Channel Failure",