diff --git a/kernel/shell.asm b/kernel/shell.asm
index 55fbee4..f416f1c 100644
--- a/kernel/shell.asm
+++ b/kernel/shell.asm
@@ -221,13 +221,18 @@ shellPrintErr:
 ;                 directive *just* after your '.inc "shell.asm"'. Voila!
 ;
 
-; Set memory pointer to the specified address (word).
+; Set memory pointer to the specified address (word) or print the current value.
 ; Example: mptr 01fe
 shellMptrCmd:
-	.db	"mptr", 0b011, 0b001, 0
+	.db	"mptr", 0b111, 0b001, 0
 shellMptr:
 	push	hl
 
+	; do we have any arguments
+	ld a, b
+	or	a		; cp 0
+	jp z, .print
+
 	; reminder: z80 is little-endian
 	ld	a, (hl)
 	ld	(SHELL_MEM_PTR+1), a
@@ -235,6 +240,7 @@ shellMptr:
 	ld	a, (hl)
 	ld	(SHELL_MEM_PTR), a
 
+.print:
 	ld	hl, (SHELL_MEM_PTR)
 	ld	a, h
 	call	printHex