diff --git a/Doc/api/utilities.tex b/Doc/api/utilities.tex
index ff8973f..12216f2 100644
--- a/Doc/api/utilities.tex
+++ b/Doc/api/utilities.tex
@@ -34,7 +34,7 @@
   Return true when the interpreter runs out of stack space.  This is a
   reliable check, but is only available when \constant{USE_STACKCHECK}
   is defined (currently on Windows using the Microsoft Visual \Cpp{}
-  compiler).  \constant{USE_CHECKSTACK} will be
+  compiler).  \constant{USE_STACKCHECK} will be
   defined automatically; you should never change the definition in
   your own code.
 \end{cfuncdesc}