diff --git a/autogpt/json_fixes/auto_fix.py b/autogpt/json_fixes/auto_fix.py
index 56664ba90..030e8aa7b 100644
--- a/autogpt/json_fixes/auto_fix.py
+++ b/autogpt/json_fixes/auto_fix.py
@@ -21,13 +21,12 @@ def fix_json(json_string: str, schema: str) -> str:
     # Try to fix the JSON using GPT:
     function_string = "def fix_json(json_string: str, schema:str=None) -> str:"
     args = [f"'''{json_string}'''", f"'''{schema}'''"]
-    description_string = (
-        "Fixes the provided JSON string to make it parseable"
-        " and fully compliant with the provided schema.\n If an object or"
-        " field specified in the schema isn't contained within the correct"
-        " JSON, it is omitted.\n This function is brilliant at guessing"
-        " when the format is incorrect."
-    )
+    description_string = "This function takes a JSON string and ensures that it"\
+        " is parseable and fully compliant with the provided schema. If an object"\
+        " or field specified in the schema isn't contained within the correct JSON,"\
+        " it is omitted. The function also escapes any double quotes within JSON"\
+        " string values to ensure that they are valid. If the JSON string contains"\
+        " any None or NaN values, they are replaced with null before being parsed."
 
     # If it doesn't already start with a "`", add one:
     if not json_string.startswith("`"):