diff --git a/manual/luatex-backend.tex b/manual/luatex-backend.tex
index 2d01fcea7553318d6cd40d9ce93b6c6ca5709b53..64b8885f911cdb5cda7255cd21b5158b138247b8 100644
--- a/manual/luatex-backend.tex
+++ b/manual/luatex-backend.tex
@@ -705,7 +705,7 @@ which can be inherited from the document itself. An example of a valid box name
 is \type {MediaBox}.
 
 \starttyping
-pages = pdfe.getbox(<pdfe dictionary>,boxname)
+box_dimens <array> = pdfe.getbox(<pdfe dictionary>,boxname)
 \stoptyping
 
 \stopsubsection
diff --git a/manual/luatex-tex.tex b/manual/luatex-tex.tex
index 11f61ee1688bf1e3b830252e423fcf87c2ad79b6..ae987366179c2d4d8237cc7c0dee9732ee1fab82 100644
--- a/manual/luatex-tex.tex
+++ b/manual/luatex-tex.tex
@@ -2932,7 +2932,7 @@ Returns \type{1}, \type{filename} or a safe cmd alternative  if it can be execut
 otherwise  returns \type{0} and an error message. 
 
 \startfunctioncall
-<string> res, cmd = kpse.check_permission(filename)
+<string> res, cmd = kpse.check_permission(<string> filename)
 \stopfunctioncall
 
 \stopsubsection
diff --git a/manual/luatex.pdf b/manual/luatex.pdf
index ec5f3e54fdf2b8a93c78d57fd33641830bf45cb5..3108455c4628e31fcba8fef6dd77d8c6949463d5 100644
Binary files a/manual/luatex.pdf and b/manual/luatex.pdf differ
diff --git a/manual/luatex.tex b/manual/luatex.tex
index dfda7da1cc6f14984cd4de5e5cc78c41f0a4191e..0bcb9e76196b08f83c2be7e585c17f8b9f17c5d6 100644
--- a/manual/luatex.tex
+++ b/manual/luatex.tex
@@ -73,7 +73,7 @@
 \startdocument
   [manual=Lua\TeX,
    status=stable,
-   version=1.19]
+   version=1.20]
 
 \startnotmode[*export]
     \component luatex-titlepage