diff --git a/util/configure b/util/configure
index 30509d1..d61e5a1 100755
--- a/util/configure
+++ b/util/configure
@@ -615,7 +615,10 @@ sub can_run {
         my $_cmd = $cmd;
         return $_cmd if -x $_cmd;
 
-        for my $dir ((split /$Config::Config{path_sep}/, $ENV{PATH}), '.') {
+        # FIXME: this is a hack; MSWin32 is not supported anyway
+        my $path_sep = ':';
+
+        for my $dir ((split /$path_sep/, $ENV{PATH}), '.') {
                 next if $dir eq '';
                 my $abs = File::Spec->catfile($dir, $_[0]);
                 return $abs if -x $abs;
diff --git a/util/ver b/util/ver
index 22e4e2b..646ab76 100755
--- a/util/ver
+++ b/util/ver
@@ -1,7 +1,7 @@
 #!/bin/bash
 
 main_ver=1.0.4
-minor_ver=0rc3
+minor_ver=0rc4
 version=$main_ver.$minor_ver
 echo $version