diff --git a/configure.ac b/configure.ac
index 42524990d..5d3897e55 100644
--- a/configure.ac
+++ b/configure.ac
@@ -306,7 +306,7 @@ Please see http://worldforge.org/dev/eng/servers/cyphesis for details of the
 libraries required and where to obtain them.])
     ])
 
-PKG_CHECK_MODULES(WFMATH, wfmath-1.0 >= 0.3.12,
+PKG_CHECK_MODULES(WFMATH, wfmath-1.0 >= 1.0.0,
     [
         MATH_LIBS="$MATH_LIBS $WFMATH_LIBS"
     ],