diff --git a/include/osmocom/cc/message.h b/include/osmocom/cc/message.h
index ef98c0c..8cb7511 100644
--- a/include/osmocom/cc/message.h
+++ b/include/osmocom/cc/message.h
@@ -442,7 +442,8 @@ struct osmo_cc_ie_display {
 
 struct osmo_cc_ie_metering {
 	uint16_t connect_units;
-	uint16_t unit_period_decisecs;
+	uint16_t unit_period_sec;
+	uint16_t unit_period_msec;
 } __attribute__((packed));
 
 struct osmo_cc_ie_sdp {
@@ -519,8 +520,8 @@ int osmo_cc_get_ie_cause(osmo_cc_msg_t *msg, int ie_repeat, uint8_t *location, u
 			 uint16_t *sip_cause, uint8_t *socket_cause);
 void osmo_cc_add_ie_display(osmo_cc_msg_t *msg, const char *text);
 int osmo_cc_get_ie_display(osmo_cc_msg_t *msg, int ie_repeat, char *text, size_t text_size);
-void osmo_cc_add_ie_metering(osmo_cc_msg_t *msg, uint16_t connect_units, uint16_t unit_period_decisecs);
-int osmo_cc_get_ie_metering(osmo_cc_msg_t *msg, int ie_repeat, uint16_t *connect_units, uint16_t *unit_period_decisecs);
+void osmo_cc_add_ie_metering(osmo_cc_msg_t *msg, uint16_t connect_units, struct timeval *unit_tv);
+int osmo_cc_get_ie_metering(osmo_cc_msg_t *msg, int ie_repeat, uint16_t *connect_units, struct timeval *unit_tv);
 void osmo_cc_add_ie_sdp(osmo_cc_msg_t *msg, const char *sdp);
 int osmo_cc_get_ie_sdp(osmo_cc_msg_t *msg, int ie_repeat, char *sdp, size_t sdp_size);
 void osmo_cc_add_ie_socket_address(osmo_cc_msg_t *msg, const char *address);
diff --git a/src/message.c b/src/message.c
index a046872..5c7ed34 100644
--- a/src/message.c
+++ b/src/message.c
@@ -445,7 +445,8 @@ void osmo_cc_debug_ie(osmo_cc_msg_t *msg, int level)
 	int ie_repeat[256];
 	uint8_t type, plan, present, screen, coding, capability, mode, progress, reason,
 		duration_ms, pause_ms, dtmf_mode, location, notify, isdn_cause, socket_cause;
-	uint16_t sip_cause, metering_connect_units, metering_unit_time_decisecs;
+	uint16_t sip_cause, metering_connect_units;
+	struct timeval unit_tv;
 	uint32_t unique;
 	char string[65536];
 	int i;
@@ -609,12 +610,11 @@ void osmo_cc_debug_ie(osmo_cc_msg_t *msg, int level)
 			LOGP(DLCC, level, "  %s info='%s'\n", osmo_cc_ie_value2name(ie->type), string);
 			break;
 		case OSMO_CC_IE_METERING:
-			rc = osmo_cc_get_ie_metering(msg, ie_repeat[ie->type], &metering_connect_units,
-						     &metering_unit_time_decisecs);
+			rc = osmo_cc_get_ie_metering(msg, ie_repeat[ie->type], &metering_connect_units, &unit_tv);
 			if (rc < 0)
 				break;
-			LOGP(DLCC, level, "  %s connect_units=%d unit_time_decisecs=%d (1/10 sec)\n",
-			     osmo_cc_ie_value2name(ie->type), metering_connect_units, metering_unit_time_decisecs);
+			LOGP(DLCC, level, "  %s connect_units=%d unit_time_sec=%d.%03d\n",
+			     osmo_cc_ie_value2name(ie->type), metering_connect_units, (uint16_t)unit_tv.tv_sec, (uint32_t)unit_tv.tv_usec / 1000);
 			break;
 		case OSMO_CC_IE_SDP:
 			rc = osmo_cc_get_ie_sdp(msg, ie_repeat[ie->type], string, sizeof(string));
@@ -1289,17 +1289,18 @@ int osmo_cc_get_ie_display(osmo_cc_msg_t *msg, int ie_repeat, char *text, size_t
 }
 
 /* helper to encode METERING information */
-void osmo_cc_add_ie_metering(osmo_cc_msg_t *msg, uint16_t connect_units, uint16_t unit_period_decisecs)
+void osmo_cc_add_ie_metering(osmo_cc_msg_t *msg, uint16_t connect_units, struct timeval *unit_tv)
 {
 	struct osmo_cc_ie_metering *ie_metering;
 
 	ie_metering = osmo_cc_add_ie(msg, OSMO_CC_IE_METERING, sizeof(*ie_metering));
 	ie_metering->connect_units = htons(connect_units);
-	ie_metering->unit_period_decisecs = htons(unit_period_decisecs);
+	ie_metering->unit_period_sec = htons(unit_tv->tv_sec);
+	ie_metering->unit_period_msec = htons(unit_tv->tv_usec / 1000);
 }
 
 /* helper to decode METERING information */
-int osmo_cc_get_ie_metering(osmo_cc_msg_t *msg, int ie_repeat, uint16_t *connect_units, uint16_t *unit_period_decisecs)
+int osmo_cc_get_ie_metering(osmo_cc_msg_t *msg, int ie_repeat, uint16_t *connect_units, struct timeval *unit_tv)
 {
 	struct osmo_cc_ie_metering *ie_metering;
 	int rc;
@@ -1310,7 +1311,8 @@ int osmo_cc_get_ie_metering(osmo_cc_msg_t *msg, int ie_repeat, uint16_t *connect
 		return rc;
 
 	*connect_units = ntohs(ie_metering->connect_units);
-	*unit_period_decisecs = ntohs(ie_metering->unit_period_decisecs);
+	unit_tv->tv_sec = ntohs(ie_metering->unit_period_sec);
+	unit_tv->tv_usec = ntohs(ie_metering->unit_period_msec) * 1000;
 
 	return rc;
 }