diff --git a/scripts/tutorial_gen.py b/scripts/tutorial_gen.py
index a9f27858..b2d33066 100755
--- a/scripts/tutorial_gen.py
+++ b/scripts/tutorial_gen.py
@@ -258,7 +258,10 @@ def processFile(infile, outfile=None, imgroot=""):
         imgnum = 0
         for line in f.readlines():
             line = line.rstrip("\n")
-            outdata.append(line)
+            if line.startswith("```openscad"):
+                outdata.append("```openscad")
+            else:
+                outdata.append(line)
             if in_script:
                 if line == "```":
                     in_script = False
diff --git a/version.scad b/version.scad
index 86c63a9d..ecb14fee 100644
--- a/version.scad
+++ b/version.scad
@@ -8,7 +8,7 @@
 //////////////////////////////////////////////////////////////////////
 
 
-BOSL_VERSION = [2,0,219];
+BOSL_VERSION = [2,0,220];
 
 
 // Section: BOSL Library Version Functions