diff --git a/lib/std/core/floatparse.c3 b/lib/std/core/floatparse.c3
index 9b933630f..a5aa68659 100644
--- a/lib/std/core/floatparse.c3
+++ b/lib/std/core/floatparse.c3
@@ -117,8 +117,7 @@ macro double! decfloat(char[] chars, int $bits, int $emin, int sign)
 	if ((c | 32) == 'e')
 	{
 		if (last_char == index) return NumberConversion.MALFORMED_FLOAT!;
-		long! e10 = str::to_long((String)chars[index + 1..]);
-		if (catch e10) return NumberConversion.MALFORMED_FLOAT!;
+		long e10 = str::to_long((String)chars[index + 1..]) ?? NumberConversion.MALFORMED_FLOAT!?;
 		lrp += e10;
 	}
 	else if (index != last_char)
@@ -404,8 +403,7 @@ macro double! hexfloat(char[] chars, int $bits, int $emin, int sign)
 	long e2;
 	if ((c | 32) == 'p')
 	{
-		long! e2val = str::to_long((String)chars[index + 1..]);
-    	if (catch e2val) return NumberConversion.MALFORMED_FLOAT!;
+		long e2val = str::to_long((String)chars[index + 1..]) ?? NumberConversion.MALFORMED_FLOAT!?;
     	e2 = e2val;
 	}
 	e2 += 4 * rp - 32;
diff --git a/lib/std/io/io_formatter_private.c3 b/lib/std/io/io_formatter_private.c3
index 64cc167d7..8a1a3071e 100644
--- a/lib/std/io/io_formatter_private.c3
+++ b/lib/std/io/io_formatter_private.c3
@@ -544,6 +544,5 @@ fn int! printf_parse_format_field(
 	variant val = next_variant(args_ptr, args_len, args_index_ptr)?;
     if (!val.type.kindof.is_int()) return FormattingFault.INVALID_WIDTH_ARG!;
     uint! intval = types::variant_to_int(val, int);
-	if (catch intval) return FormattingFault.INVALID_WIDTH_ARG!;
-	return intval;
+	return intval ?? FormattingFault.INVALID_WIDTH_ARG!;
 }