diff --git a/src/console.asm b/src/console.asm
index 486f78b..edf76d2 100644
--- a/src/console.asm
+++ b/src/console.asm
@@ -75,6 +75,7 @@ puts:
 ;	%#{x}	Use prefix for printed number (non-decimal). Supported specifiers: x, X, b, o. Works in combination with width specifier (see below)
 ;	%[#]n*	Pad left, n chars (maximum 64). Supported specifiers: d, i, u, x, X, b, o
 ;	*[#]0n*	Pad left with zeroes, n chars (maximum 64). Supported specifiers: d, i, u, x, X, b, o
+;		NOTE: Prefix not included in padding length, so %8x for '0x12345678' becomes '  0x12345678' (and '%08x' => '0x0012345678')
 ; <!> Unsupported specifiers are printed as-is
 ; <!> For all specifiers (except %%) an argument is expected. Mismatch between arguments given and specifiers provided will lead to issues
 ;
diff --git a/src/convert.asm b/src/convert.asm
index 83d6fbd..b182b72 100644
--- a/src/convert.asm
+++ b/src/convert.asm
@@ -256,6 +256,7 @@ utoa:
 	test	r15, r15 ;prefix now? (padding with spaces; r15 is zero)
 	jnz	.checkPadding
 		insert_prefix
+	add	r14, 2
 	
 	.checkPadding:
 	; Substract length of converted number from padLen