diff --git a/config.json b/config.json
index a0d8349..803cc01 100644
--- a/config.json
+++ b/config.json
@@ -17,6 +17,13 @@
         "title": "Body",
         "type": "string"
       },
+      "reasoning": {
+        "__dspy_field_type": "output",
+        "desc": "Step-by-step reasoning, including uncertainty, ambiguity, or uncertainty in your thought process when relevant.",
+        "prefix": "Reasoning:",
+        "title": "Reasoning",
+        "type": "string"
+      },
       "quality_score": {
         "__dspy_field_type": "output",
         "desc": "Overall email quality on a 1-5 scale.",
@@ -35,6 +42,7 @@
     "required": [
       "subject",
       "body",
+      "reasoning",
       "quality_score"
     ],
     "title": "EnronEmailQualityJudgeSig",
diff --git a/program.json b/program.json
index 43c043b..6b71fbd 100644
--- a/program.json
+++ b/program.json
@@ -13,6 +13,10 @@
         "prefix": "Body:",
         "description": "The email body text (may be truncated)."
       },
+      {
+        "prefix": "Reasoning:",
+        "description": "Step-by-step reasoning, including uncertainty, ambiguity, or uncertainty in your thought process when relevant."
+      },
       {
         "prefix": "Quality Score:",
         "description": "Overall email quality on a 1-5 scale."