diff --git a/contrib/x11/examples/lindenmayer/lindenmayer.factor b/contrib/x11/examples/lindenmayer/lindenmayer.factor
index 2e5f0afee6..9f74580564 100644
--- a/contrib/x11/examples/lindenmayer/lindenmayer.factor
+++ b/contrib/x11/examples/lindenmayer/lindenmayer.factor
@@ -208,14 +208,10 @@ H{ [[ "+" [ angle get     rotate-y ] ]]
    [[ "z" [ length get 2 / move-forward ] ]]
    [[ "g" [ length get     sneak-forward ] ]]
 
-!  [[ "." [ record-vertex ] ]]
    [[ "." [ polygon-vertex ] ]]
    [[ "[" [ save-state ] ]]
    [[ "]" [ restore-state ] ]]
-!  [[ "{" [ GL_LINE_LOOP glBegin ] ]]
-!  [[ "{" [ GL_POLYGON glBegin ] ]]
    [[ "{" [ start-polygon ] ]]
-!  [[ "}" [ glEnd ] ]]
    [[ "}" [ finish-polygon ] ]]
 
    [[ "/" [ 1.1 scale-length ] ]]
diff --git a/contrib/x11/examples/lindenmayer/load.factor b/contrib/x11/examples/lindenmayer/load.factor
new file mode 100644
index 0000000000..7432cf6453
--- /dev/null
+++ b/contrib/x11/examples/lindenmayer/load.factor
@@ -0,0 +1,5 @@
+USING: kernel parser words compiler sequences ;
+
+"lindenmayer.factor" run-file
+
+"lindenmayer" words [ try-compile ] each clear