diff --git a/ocaml.spec b/ocaml.spec
index b38129a..d641439 100644
--- a/ocaml.spec
+++ b/ocaml.spec
@@ -27,7 +27,7 @@
 
 Name:           ocaml
 Version:        4.06.0
-Release:        1%{?dist}
+Release:        2%{?dist}
 
 Summary:        OCaml compiler and programming environment
 
@@ -37,10 +37,6 @@ URL:            http://www.ocaml.org
 
 Source0:        http://caml.inria.fr/pub/distrib/ocaml-4.06/ocaml-%{version}.tar.xz
 
-Source1:        http://caml.inria.fr/pub/distrib/ocaml-4.06/ocaml-4.06-refman-html.tar.gz
-Source2:        http://caml.inria.fr/pub/distrib/ocaml-4.06/ocaml-4.06-refman.pdf
-Source3:        http://caml.inria.fr/pub/distrib/ocaml-4.06/ocaml-4.06-refman.info.tar.gz
-
 # IMPORTANT NOTE:
 #
 # These patches are generated from unpacked sources stored in a
@@ -175,8 +171,7 @@ Requires(preun): /sbin/install-info
 OCaml is a high-level, strongly-typed, functional and object-oriented
 programming language from the ML family of languages.
 
-This package contains documentation in PDF and HTML format as well as
-man pages and info files.
+This package contains man pages.
 
 
 %package compiler-libs
@@ -196,9 +191,6 @@ may not be portable between versions.
 
 %prep
 %setup -q -T -b 0 -n %{name}-%{version}
-%setup -q -T -D -a 1 -n %{name}-%{version}
-%setup -q -T -D -a 3 -n %{name}-%{version}
-cp %{SOURCE2} refman.pdf
 %autopatch -p1
 
 
@@ -267,12 +259,6 @@ perl -pi -e "s|^$RPM_BUILD_ROOT||" $RPM_BUILD_ROOT%{_libdir}/ocaml/ld.conf
 )
 %endif
 
-(
-    # install info files
-    mkdir -p $RPM_BUILD_ROOT%{_infodir};
-    cd infoman; cp ocaml*.gz $RPM_BUILD_ROOT%{_infodir}
-)
-
 echo %{version} > $RPM_BUILD_ROOT%{_libdir}/ocaml/fedora-ocaml-release
 
 # Remove rpaths from stublibs .so files.
@@ -288,20 +274,6 @@ find $RPM_BUILD_ROOT -name .ignore -delete
 find $RPM_BUILD_ROOT \( -name '*.cmt' -o -name '*.cmti' \) -a -delete
 
 
-%post docs
-/sbin/install-info \
-    --entry="* ocaml: (ocaml).   The OCaml compiler and programming environment" \
-    --section="Programming Languages" \
-    %{_infodir}/%{name}.info \
-    %{_infodir}/dir 2>/dev/null || :
-
-
-%preun docs
-if [ $1 -eq 0 ]; then
-  /sbin/install-info --delete %{_infodir}/%{name}.info %{_infodir}/dir 2>/dev/null || :
-fi
-
-
 %files
 %doc LICENSE
 %{_bindir}/ocaml
@@ -423,8 +395,6 @@ fi
 
 
 %files docs
-%doc refman.pdf htmlman
-%{_infodir}/*
 %{_mandir}/man1/*
 %{_mandir}/man3/*
 
@@ -453,6 +423,9 @@ fi
 
 
 %changelog
+* Wed Jan 10 2018 Richard W.M. Jones <rjones@redhat.com> - 4.06.0-2
+- Drop non-free documentation (RHBZ#1530647).
+
 * Mon Nov 06 2017 Richard W.M. Jones <rjones@redhat.com> - 4.06.0-1
 - New upstream version 4.06.0.
 - Enable parallel builds again.
diff --git a/sources b/sources
index d1728b9..64d9535 100644
--- a/sources
+++ b/sources
@@ -1,4 +1 @@
 SHA512 (ocaml-4.06.0.tar.xz) = c1cdba3fa52ef03ca534b7a4932cfe29bbbc79b587d35ed7f6906eb09a5e5af97540def03b1e01c63dd2311dc4e5a6d02378d541d14688191e4f9302aff79c23
-SHA512 (ocaml-4.06-refman-html.tar.gz) = 6a9e534a2d7e07650237f5a8bf9b6894fd0f9c32385d272ac53fe32779b4f6d0a623c94e0f92a2351f6614fcebf3d35fdd843752b509341ec1abcaee14f5a0ff
-SHA512 (ocaml-4.06-refman.info.tar.gz) = b4665bb44023c6a8ec37b7c5979ffccf97f4f98708073f4e9ed64b61c04455bf0641d191ded3f750d7ed528eea92ad636056016dd87114bd9beab2a78a4503a9
-SHA512 (ocaml-4.06-refman.pdf) = 982e7481bf86620c230d3620cd94d42ea6d432405e33f3642f133448c595c93f3aff3624557b78f96e735f2a94bc59a3885714da70bdbe9a32ce37eed1f2f319