diff --git a/configure.ac b/configure.ac
index a4007e0159..8bcb7eab24 100644
--- a/configure.ac
+++ b/configure.ac
@@ -124,11 +124,11 @@ AM_CONDITIONAL([CLANG], [test "x$ac_cv_CLANG" = "xyes"])
 ###--------------------------------------------------------
 ### Begin C++ dependencies
 ###--------------------------------------------------------
-AC_MSG_CHECKING(Boost >= 1.49.0)
-AX_BOOST_BASE([1.49.0], [ac_cv_BOOST=yes], [ac_cv_BOOST=no])
+AC_MSG_CHECKING(Boost >= 1.48.0)
+AX_BOOST_BASE([1.48.0], [ac_cv_BOOST=yes], [ac_cv_BOOST=no])
 AC_MSG_RESULT($ac_cv_BOOST)
 if test x$ac_cv_BOOST != xyes; then
-    AC_MSG_ERROR([Boost 1.49.0 or later was not found and is required to build GnuCash])
+    AC_MSG_ERROR([Boost 1.48.0 or later was not found and is required to build GnuCash])
 fi
 ###--------------------------------------------------------
 ### Optionally enable gtkmm plugin (requires c++ compiler)