diff --git a/library/interface.lib b/library/interface.lib
index 1d98a9c4..f92c0aaf 100644
--- a/library/interface.lib
+++ b/library/interface.lib
@@ -1731,17 +1731,16 @@ ENDDEF
 # MCP2551-I/P
 #
 DEF MCP2551-I/P U 0 40 Y Y 1 F N
-F0 "U" -300 350 50 H V L CNN
+F0 "U" -400 350 50 H V L CNN
 F1 "MCP2551-I/P" 100 350 50 H V L CNN
-F2 "" 0 0 50 H V C CIN
+F2 "DIP-8" 0 0 50 H V C CIN
 F3 "" 0 0 50 H V C CNN
-ALIAS MCP2551-I/SN
 $FPLIST
  DIP8*
 $ENDFPLIST
 DRAW
-S -300 300 300 -300 0 1 10 f
-X TXD 1 -400 200 100 R 50 50 1 1 I
+S -400 300 400 -300 0 1 10 f
+X TXD 1 -500 100 100 R 50 50 1 1 I
 X VSS 2 0 -400 100 U 50 50 1 1 W
 X VDD 3 0 400 100 D 50 50 1 1 W
 X RXD 4 -500 200 100 R 50 50 1 1 O