diff --git a/README.mdown b/README.mdown
index 124987e..890b4bc 100644
--- a/README.mdown
+++ b/README.mdown
@@ -229,7 +229,7 @@ malt extract | 6 g | 2 g
 
 If you have a stove top pressure cooker or industrial autoclave that provide a continuous 100 kPa (15 psi), you may reduce the time by 1/3.
 
-Autoclavable tools are safe to bring to 250 celsius for extended durations without damage.
+Autoclavable tools are safe to bring to 120 celsius for extended durations without damage.
 
 Use the following durations as they make sense to sanitize and pasteurize.