1 files changed, 1 insertions, 1 deletions
diff --git a/src/DBCS.h b/src/DBCS.h
index 531437f45..ff3f9f22f 100644
--- a/src/DBCS.h
+++ b/src/DBCS.h
@@ -10,7 +10,7 @@
 
 namespace Scintilla {
 
-bool DBCSIsLeadByte(int codePage, char ch);
+bool DBCSIsLeadByte(int codePage, char ch) noexcept;
 
 }