diff --git a/contrib/openddlparser/code/OpenDDLParser.cpp b/contrib/openddlparser/code/OpenDDLParser.cpp
index 1e14f5fd0..e065f9410 100644
--- a/contrib/openddlparser/code/OpenDDLParser.cpp
+++ b/contrib/openddlparser/code/OpenDDLParser.cpp
@@ -796,10 +796,13 @@ char *OpenDDLParser::parseStringLiteral(char *in, char *end, Value **stringData)
     if (*start == '\"') {
         ++start;
         ++in;
-        while (*in != '\"' && in != end) {
+        while (in != end && *in != '\"') {
             ++in;
             ++len;
         }
+        if (in == end) {
+            return in;
+        }
 
         *stringData = ValueAllocator::allocPrimData(Value::ValueType::ddl_string, len);
         ::strncpy((char *)(*stringData)->m_data, start, len);