diff --git a/configure b/configure
index 26b4a05..87504d2 100755
--- a/configure
+++ b/configure
@@ -6521,7 +6521,7 @@
 # Check whether --enable-optimizations was given.
 if test "${enable_optimizations+set}" = set; then :
   enableval=$enable_optimizations;
-if test "$withval" != no
+if test "$enableval" != no
 then
   Py_OPT='true'
   { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5