diff --git a/config/python.m4 b/config/python.m4
index 40792a3650e3b813679e235a9e8fc85cea8e8043..1bfc826d50e322146cb8e44a89979c4040b24f90 100644
--- a/config/python.m4
+++ b/config/python.m4
@@ -1,7 +1,7 @@
 #
 # Autoconf macros for configuring the build of Python extension modules
 #
-# $PostgreSQL: pgsql/config/python.m4,v 1.12 2005/09/26 16:48:28 momjian Exp $
+# $PostgreSQL: pgsql/config/python.m4,v 1.13 2005/10/13 20:40:04 momjian Exp $
 #
 
 # PGAC_PATH_PYTHON
@@ -84,7 +84,7 @@ pythreads=`${PYTHON} -c "import sys; print int('thread' in sys.builtin_module_na
 if test "$pythreads" = "1"; then
   AC_MSG_RESULT(yes)
   case $host_os in
-  openbsd*|freebsd*)
+  openbsd*|freebsd4*)
     AC_MSG_ERROR([*** Threaded Python not supported on this platform ***])
     ;;
   esac
diff --git a/configure b/configure
index 8184df24fbb88c6abffacbd78aa5e7ec0b465e4c..de721917c5c47614f927449ea3c8d8a64792ab51 100755
--- a/configure
+++ b/configure
@@ -4698,7 +4698,7 @@ if test "$pythreads" = "1"; then
   echo "$as_me:$LINENO: result: yes" >&5
 echo "${ECHO_T}yes" >&6
   case $host_os in
-  openbsd*|freebsd*)
+  openbsd*|freebsd4*)
     { { echo "$as_me:$LINENO: error: *** Threaded Python not supported on this platform ***" >&5
 echo "$as_me: error: *** Threaded Python not supported on this platform ***" >&2;}
    { (exit 1); exit 1; }; }