diff --git a/JsonPreprocessor/CJsonPreprocessor.py b/JsonPreprocessor/CJsonPreprocessor.py
index c0c8181a..b30ab449 100644
--- a/JsonPreprocessor/CJsonPreprocessor.py
+++ b/JsonPreprocessor/CJsonPreprocessor.py
@@ -615,6 +615,8 @@ def __handleStrNoneTrueFalse(objJson):
         for line in sJsonData.splitlines():
             if re.search("\${.+}", line):
                 items = re.split("\s*:\s*", line)
+                if re.match("^\s*\${.+", items[0]):
+                    items[0] = '"' + items[0].strip() + '"'
                 newLine = ""
                 i=0
                 for item in items: