diff --git a/cognitive/src/main/python/synapse/ml/services/openai/OpenAIDefaults.py b/cognitive/src/main/python/synapse/ml/services/openai/OpenAIDefaults.py
index 3292fe18ca..3a2566fd5f 100644
--- a/cognitive/src/main/python/synapse/ml/services/openai/OpenAIDefaults.py
+++ b/cognitive/src/main/python/synapse/ml/services/openai/OpenAIDefaults.py
@@ -42,7 +42,7 @@ def reset_subscription_key(self):
         self.defaults.resetSubscriptionKey()
 
     def set_temperature(self, temp):
-        self.defaults.setTemperature(temp)
+        self.defaults.setTemperature(float(temp))
 
     def get_temperature(self):
         return getOption(self.defaults.getTemperature())
diff --git a/cognitive/src/test/python/synapsemltest/services/openai/test_OpenAIDefaults.py b/cognitive/src/test/python/synapsemltest/services/openai/test_OpenAIDefaults.py
index d239964767..e276378dbb 100644
--- a/cognitive/src/test/python/synapsemltest/services/openai/test_OpenAIDefaults.py
+++ b/cognitive/src/test/python/synapsemltest/services/openai/test_OpenAIDefaults.py
@@ -3,8 +3,10 @@
 
 from synapse.ml.services.openai.OpenAIDefaults import OpenAIDefaults
 from synapse.ml.services.openai.OpenAIPrompt import OpenAIPrompt
-import unittest
+import unittest,os, json, subprocess
 from pyspark.sql import SQLContext
+from pyspark.sql.functions import col
+
 
 from synapse.ml.core.init_spark import *
 
@@ -58,6 +60,34 @@ def test_two_defaults(self):
         defaults.set_deployment_name("Test 1")
         self.assertEqual(defaults.get_deployment_name(), "Test 1")
 
+    def test_prompt_w_defaults(self):
+
+        secretJson = subprocess.check_output(
+            "az keyvault secret show --vault-name mmlspark-build-keys --name openai-api-key-2",
+            shell=True,
+        )
+        openai_api_key = json.loads(secretJson)["value"]
+
+        df = spark.createDataFrame([
+            ("apple", "fruits"),
+            ("mercedes", "cars"),
+            ("cake", "dishes"),
+        ], ["text", "category"])
+
+        defaults = OpenAIDefaults()
+        defaults.set_deployment_name("gpt-35-turbo-0125")
+        defaults.set_subscription_key(openai_api_key)
+        defaults.set_temperature(0.05)
+
+        prompt = OpenAIPrompt()
+        prompt = prompt.setOutputCol("outParsed")
+        prompt = prompt.setCustomServiceName("synapseml-openai-2")
+        prompt = prompt.setPromptTemplate("Complete this comma separated list of 5 {category}: {text}, ")
+        results = prompt.transform(df)
+        results.select("outParsed").show(truncate = False)
+        nonNullCount = results.filter(col("outParsed").isNotNull()).count()
+        assert (nonNullCount == 3)
+
 
 if __name__ == "__main__":
     result = unittest.main()