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-rw-r--r--ShellPkg/Library/UefiShellLib/UefiShellLib.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/ShellPkg/Library/UefiShellLib/UefiShellLib.c b/ShellPkg/Library/UefiShellLib/UefiShellLib.c
index e30e5c7dd1..ad8e80ea83 100644
--- a/ShellPkg/Library/UefiShellLib/UefiShellLib.c
+++ b/ShellPkg/Library/UefiShellLib/UefiShellLib.c
@@ -1903,7 +1903,7 @@ InternalIsFlag (
//
// If we accept numbers then dont return TRUE. (they will be values)
//
- if (((Name[0] == L'-' || Name[0] == L'+') && ShellIsHexaDecimalDigitCharacter(Name[1])) && AlwaysAllowNumbers) {
+ if (((Name[0] == L'-' || Name[0] == L'+') && InternalShellIsHexOrDecimalNumber(Name+1, FALSE, FALSE)) && AlwaysAllowNumbers) {
return (FALSE);
}