diff --git a/demo/extract-img2.py b/demo/extract-img2.py
index ac66df4ac..17b859801 100644
--- a/demo/extract-img2.py
+++ b/demo/extract-img2.py
@@ -91,7 +91,7 @@ def recoverpix(doc, item):
 #------------------------------------------------------------------------------
 for i in range(1, lenXREF):            # scan through all objects
     try:
-        text = doc._getObjectString(i) # PDF object definition string
+        text = doc._getXrefString(i) # PDF object definition string
     except:
         print("xref %i " % i + doc._getGCTXerrmsg())
         continue                       # skip the error
diff --git a/doc/PyMuPDF.pdf b/doc/PyMuPDF.pdf
index 3d200174b..bc5711479 100644
Binary files a/doc/PyMuPDF.pdf and b/doc/PyMuPDF.pdf differ
diff --git a/doc/html.zip b/doc/html.zip
index 343bf50b0..667f9b697 100644
Binary files a/doc/html.zip and b/doc/html.zip differ