diff --git a/library/microchip_pic18mcu.dcm b/library/microchip_pic18mcu.dcm
index fb5e6899..77d5b3f0 100644
--- a/library/microchip_pic18mcu.dcm
+++ b/library/microchip_pic18mcu.dcm
@@ -198,6 +198,12 @@ K Flash-Based 8-Bit Microcontroller XLP
 F http://ww1.microchip.com/downloads/en/DeviceDoc/39760d.pdf
 $ENDCMP
 #
+$CMP PIC18(L)F4458-I/P
+D 24K Flash, 2K SRAM, 256 EEPROM, USB, 12-Bit A/D, nanoWatt XLP, DIP40
+K Flash-Based 8-Bit Microcontroller XLP
+F http://ww1.microchip.com/downloads/en/DeviceDoc/39887c.pdf
+$ENDCMP
+#
 $CMP PIC18(L)F448-I/P
 D 16K Flash, 768B SRAM, 256 EEPROM, CAN, DIP40
 K Flash-Based 8-Bit Microcontroller CAN
@@ -240,6 +246,12 @@ K Flash-Based 8-Bit Microcontroller XLP
 F http://ww1.microchip.com/downloads/en/DeviceDoc/39760d.pdf
 $ENDCMP
 #
+$CMP PIC18(L)F4553-I/P
+D 32K Flash, 2K SRAM, 256 EEPROM, USB, 12-Bit A/D, nanoWatt XLP, DIP40
+K Flash-Based 8-Bit Microcontroller XLP
+F http://ww1.microchip.com/downloads/en/DeviceDoc/39887c.pdf
+$ENDCMP
+#
 $CMP PIC18(L)F458-I/P
 D 32K Flash, 1536B SRAM, 256 EEPROM, CAN, DIP40
 K Flash-Based 8-Bit Microcontroller CAN
diff --git a/library/microchip_pic18mcu.lib b/library/microchip_pic18mcu.lib
index bc907d9e..ef98e94a 100644
--- a/library/microchip_pic18mcu.lib
+++ b/library/microchip_pic18mcu.lib
@@ -1098,6 +1098,63 @@ X SPP1/RD1 39 1200 0 150 L 50 50 1 1 B
 ENDDRAW
 ENDDEF
 #
+# PIC18(L)F4458-I/P
+#
+DEF PIC18(L)F4458-I/P U 0 50 Y Y 1 F N
+F0 "U" -900 1300 50 H V C CNN
+F1 "PIC18(L)F4458-I/P" 550 -1300 50 H V C CNN
+F2 "Housings_DIP:DIP-40_W15.24mm" 0 200 50 H I C CIN
+F3 "" 0 -250 50 H V C CNN
+ALIAS PIC18(L)F4553-I/P
+$FPLIST
+ DIP*W15.24mm*
+ PDIP*W15.24mm*
+$ENDFPLIST
+DRAW
+S -950 1250 950 -1250 0 1 10 f
+X Vpp/~MCLR~/RE3 1 1100 -1100 150 L 50 50 1 1 I
+X RA0/AN0 2 -1100 1100 150 R 50 50 1 1 B
+X RA1/AN1 3 -1100 1000 150 R 50 50 1 1 B
+X RA2/AN2/Vref-/CVref 4 -1100 900 150 R 50 50 1 1 B
+X RA3/AN3/Vref+ 5 -1100 800 150 R 50 50 1 1 B
+X RA4/T0CKI/C1OUT/RCV 6 -1100 700 150 R 50 50 1 1 B
+X RA5/AN4/~SS~/HLVDIN/C2OUT 7 -1100 600 150 R 50 50 1 1 B
+X CK1SPP/AN5/RE0 8 1100 -800 150 L 50 50 1 1 B
+X CK2SPP/AN6/RE1 9 1100 -900 150 L 50 50 1 1 B
+X OESPP/AN7/RE2 10 1100 -1000 150 L 50 50 1 1 B
+X SPP1/RD1 20 1100 0 150 L 50 50 1 1 B
+X P1D/SPP7/RD7 30 1100 -600 150 L 50 50 1 1 B
+X RB7/KBI3/PGD 40 -1100 -600 150 R 50 50 1 1 B
+X VDD 11 -100 1400 150 D 50 50 1 1 W
+X SPP2/RD2 21 1100 -100 150 L 50 50 1 1 B
+X VSS 31 0 -1400 150 U 50 50 1 1 W
+X VSS 12 -100 -1400 150 U 50 50 1 1 W
+X SPP3/RD3 22 1100 -200 150 L 50 50 1 1 B
+X VDD 32 0 1400 150 D 50 50 1 1 W
+X OSC1/CLKI 13 -1100 300 150 R 50 50 1 1 I
+X VM/D-/RC4 23 1100 800 150 L 50 50 1 1 B
+X RB0/AN12/INT0/FLT0/SDI/SDA 33 -1100 100 150 R 50 50 1 1 B
+X RA6/OSC2/CLKO 14 -1100 500 150 R 50 50 1 1 B
+X VP/D+/RC5 24 1100 700 150 L 50 50 1 1 B
+X RB1/AN10/INT1/SCK/SCL 34 -1100 0 150 R 50 50 1 1 B
+X T1OSO/T13CKI/RC0 15 1100 1100 150 L 50 50 1 1 B
+X TX/CK/RC6 25 1100 600 150 L 50 50 1 1 B
+X RB2/AN8/INT2/VMO 35 -1100 -100 150 R 50 50 1 1 B
+X ~UOE~/CCP2/T1OSI/RC1 16 1100 1000 150 L 50 50 1 1 B
+X SDO/RX/DT/RC7 26 1100 500 150 L 50 50 1 1 B
+X RB3/AN9/CCP2/VPO 36 -1100 -200 150 R 50 50 1 1 B
+X P1A/CCP1/RC2 17 1100 900 150 L 50 50 1 1 B
+X SPP4/RD4 27 1100 -300 150 L 50 50 1 1 B
+X RB4/AN11/KBI0/CSSPP 37 -1100 -300 150 R 50 50 1 1 B
+X VUSB 18 1100 300 150 L 50 50 1 1 B
+X P1B/SPP5/RD5 28 1100 -400 150 L 50 50 1 1 B
+X RB5/KBI1/PGM 38 -1100 -400 150 R 50 50 1 1 B
+X SPP0/RD0 19 1100 100 150 L 50 50 1 1 B
+X P1C/SPP6/RD6 29 1100 -500 150 L 50 50 1 1 B
+X RB6/KBI2/PGC 39 -1100 -500 150 R 50 50 1 1 B
+ENDDRAW
+ENDDEF
+#
 # PIC18(L)F448-I/P
 #
 DEF PIC18(L)F448-I/P U 0 50 Y Y 1 F N