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-rw-r--r--engines/kyra/gui.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/engines/kyra/gui.cpp b/engines/kyra/gui.cpp
index 9e08ae0fb9..1156b17957 100644
--- a/engines/kyra/gui.cpp
+++ b/engines/kyra/gui.cpp
@@ -56,7 +56,7 @@ void GUI::updateSaveFileList(Common::String targetName, bool excludeQuickSaves)
s1 = (*i)[i->size() - 3];
s2 = (*i)[i->size() - 2];
s3 = (*i)[i->size() - 1];
- if (!isdigit(static_cast<unsigned char>(s1)) || !isdigit(static_cast<unsigned char>(s2)) || !isdigit(static_cast<unsigned char>(s3)))
+ if (!Common::isDigit(s1) || !Common::isDigit(s2) || !Common::isDigit(s3))
continue;
s1 -= '0';
s2 -= '0';