diff --git a/stoc/source/corereflection/criface.cxx b/stoc/source/corereflection/criface.cxx
index a6b4395c8dc1..68465140e891 100644
--- a/stoc/source/corereflection/criface.cxx
+++ b/stoc/source/corereflection/criface.cxx
@@ -653,7 +653,8 @@ Any SAL_CALL IdlInterfaceMethodImpl::invoke( const Any & rObj, Sequence< Any > &
                         "cannot coerce argument type during corereflection call:"
                         "\narg no.: " + OUString::number(nPos)
                         + " expected: \"" + OUString(pTD->pTypeName)
-                        + "\" actual: \"" + OUString(pCppArgs[nPos].getValueTypeRef()->pTypeName),
+                        + "\" actual: \"" + OUString(pCppArgs[nPos].getValueTypeRef()->pTypeName)
+                        + "\"",
                         *o3tl::doAccess<Reference<XInterface>>(rObj), (sal_Int16)nPos );
 
                     // cleanup