diff --git a/src/osmobts_sock.cpp b/src/osmobts_sock.cpp
index 31715d50..577d41eb 100644
--- a/src/osmobts_sock.cpp
+++ b/src/osmobts_sock.cpp
@@ -263,7 +263,8 @@ int pcu_l1if_open(void)
 	rc = connect(bfd->fd, (struct sockaddr *) &local, namelen);
 	if (rc != 0) {
 		LOGP(DL1IF, LOGL_ERROR, "Failed to connect to the osmo-bts"
-			" PCU socket, delaying... '%s'\n", local.sun_path);
+			" PCU socket (%s), delaying... '%s'\n",
+			strerror(errno), local.sun_path);
 		pcu_sock_state = state;
 		close(bfd->fd);
 		bfd->fd = -1;