diff --git a/steps/05_fahrenheit_to_celsius_udf/app.py b/steps/05_fahrenheit_to_celsius_udf/app.py
index a42cf9a..e52520c 100644
--- a/steps/05_fahrenheit_to_celsius_udf/app.py
+++ b/steps/05_fahrenheit_to_celsius_udf/app.py
@@ -10,10 +10,9 @@
 # SNOWFLAKE ADVANTAGE: SnowCLI (PuPr)
 
 import sys
-from scipy.constants import convert_temperature
 
 def main(temp_f: float) -> float:
-    return convert_temperature(float(temp_f), 'F', 'C')
+    return (float(temp_f) - 32) * (5/9)
 
 
 # For local debugging
diff --git a/steps/05_fahrenheit_to_celsius_udf/requirements.txt b/steps/05_fahrenheit_to_celsius_udf/requirements.txt
index 9a635b9..e69de29 100644
--- a/steps/05_fahrenheit_to_celsius_udf/requirements.txt
+++ b/steps/05_fahrenheit_to_celsius_udf/requirements.txt
@@ -1 +0,0 @@
-scipy