diff --git a/util/configure b/util/configure
index eb8f65b..5e309e7 100755
--- a/util/configure
+++ b/util/configure
@@ -958,6 +958,19 @@ _EOC_
         }
     }
 
+    # configure opm:
+    {
+        my $opm_dir = auto_complete 'opm';
+        my $target_dir;
+        if ($platform eq 'msys') {
+            $target_dir = "\$(DESTDIR)$prefix/";
+        } else {
+            $target_dir = "\$(DESTDIR)$prefix/bin/";
+        }
+        push @make_install_cmds, "cd $root_dir/build/$opm_dir && "
+             . "$root_dir/build/install bin/* $target_dir";
+    }
+
     # configure resty-cli:
 
     {
diff --git a/util/mirror-tarballs b/util/mirror-tarballs
index d37080a..5e88e1f 100755
--- a/util/mirror-tarballs
+++ b/util/mirror-tarballs
@@ -513,6 +513,13 @@ resty_cli=resty-cli-$ver
 
 #################################
 
+ver=0.0.1
+$root/util/get-tarball "https://github.com/openresty/opm/tarball/v$ver" -O opm-$ver.tar.gz || exit 1
+tar -xzf opm-$ver.tar.gz || exit 1
+mv openresty-opm-* opm-$ver || exit 1
+
+#################################
+
 ver=5.1.5
 $root/util/get-tarball "http://www.lua.org/ftp/lua-$ver.tar.gz" -O "lua-$ver.tar.gz" || exit 1
 tar -xzf lua-$ver.tar.gz || exit 1