1 files changed, 2 insertions, 4 deletions
diff --git a/include/rtl/stringconcat.hxx b/include/rtl/stringconcat.hxx
index 5a32bf930019..ff8ad95f93c2 100644
--- a/include/rtl/stringconcat.hxx
+++ b/include/rtl/stringconcat.hxx
@@ -150,13 +150,11 @@ template<std::size_t N> struct ToStringHelper<sal_Unicode const[N]> {
     static bool const allowOUStringConcat = true;
 };
 
-template<char C> struct ToStringHelper<OUStringLiteral1_<C>> {
+template<sal_Unicode C> struct ToStringHelper<OUStringLiteral1_<C>> {
     static int length(OUStringLiteral1_<C>) { return 1; }
-    static char * addData(char * buffer, OUStringLiteral1_<C> literal)
-    { return addDataHelper(buffer, &literal.c, 1); }
     static sal_Unicode * addData(
         sal_Unicode * buffer, OUStringLiteral1_<C> literal)
-    { return addDataLiteral(buffer, &literal.c, 1); }
+    { return addDataHelper(buffer, &literal.c, 1); }
     static bool const allowOStringConcat = false;
     static bool const allowOUStringConcat = true;
 };