diff --git a/library/ir.lib b/library/ir.lib
index 4f0a3ec9..9fde1e64 100644
--- a/library/ir.lib
+++ b/library/ir.lib
@@ -74,11 +74,11 @@ X CSH 16 400 400 100 L 50 50 1 1 O
 ENDDRAW
 ENDDEF
 #
-# IRS20957
+# IRS20957S
 #
-DEF IRS20957 U 0 40 Y Y 1 F N
+DEF IRS20957S U 0 40 Y Y 1 F N
 F0 "U" 0 625 50 H V C CNN
-F1 "IRS20957" 0 550 50 H V C CNN
+F1 "IRS20957S" 0 550 50 H V C CNN
 F2 "" 0 -550 50 H V C CIN
 F3 "" -200 -550 50 H V C CNN
 $FPLIST