diff --git a/include/osmocom/sgsn/sgsn.h b/include/osmocom/sgsn/sgsn.h
index 0a6ea29..6e4f5ca 100644
--- a/include/osmocom/sgsn/sgsn.h
+++ b/include/osmocom/sgsn/sgsn.h
@@ -86,20 +86,8 @@
 	/* CDR configuration */
 	struct sgsn_cdr cdr;
 
-	struct {
-		int T3312;
-		int T3322;
-		int T3350;
-		int T3360;
-		int T3370;
-		int T3313;
-		int T3314;
-		int T3316;
-		int T3385;
-		int T3386;
-		int T3395;
-		int T3397;
-	} timers;
+	/* Timer defintions */
+	struct osmo_tdef *T_defs;
 
 	int dynamic_lookup;