diff --git a/library/BSSAP_Adapter.ttcn b/library/BSSAP_Adapter.ttcn
index b46bb3e..7f03f33 100644
--- a/library/BSSAP_Adapter.ttcn
+++ b/library/BSSAP_Adapter.ttcn
@@ -153,7 +153,7 @@
 		T.start;
 		//T.timeout;
 		log("Connecting BSSMAP Emulation to SCCP_SP_PORT and starting emulation");
-		/* connect BSSNAP component to upposer side of SCCP */
+		/* connect BSSNAP component to upper side of SCCP */
 		connect(ba.vc_BSSMAP:BSSAP, ba.vc_SCCP:SCCP_SP_PORT);
 		if (cfg.transport == BSSAP_TRANSPORT_SCCPlite_SERVER or
 		    cfg.transport == BSSAP_TRANSPORT_SCCPlite_CLIENT) {