diff --git a/antlr.spec b/antlr.spec
index 54990c9..7786369 100644
--- a/antlr.spec
+++ b/antlr.spec
@@ -1,3 +1,4 @@
+%bcond_without doxygen
 %bcond_without python
 
 %global debug_package %{nil}
@@ -6,7 +7,7 @@
 Summary:       ANother Tool for Language Recognition
 Name:          antlr
 Version:       2.7.7
-Release:       50%{?dist}
+Release:       51%{?dist}
 Epoch:         0
 License:       Public Domain
 URL:           http://www.antlr2.org/
@@ -30,7 +31,9 @@ BuildRequires: ant
 BuildRequires: java-devel >= 1:1.7.0
 BuildRequires: java-javadoc
 BuildRequires: javapackages-local
+%if %{with doxygen}
 BuildRequires: doxygen graphviz
+%endif
 %if %{with python}
 # Do not support Python3
 BuildRequires: python2-devel
@@ -77,6 +80,7 @@ Provides:      antlr-static = %{version}-%{release}
 %description C++
 This package provides a static C++ library for parsers generated by ANTLR2.
 
+%if %{with doxygen}
 %package     C++-doc
 Summary:       Documentation for C++ bindings for antlr2 generated parsers
 BuildArch:     noarch
@@ -84,6 +88,7 @@ BuildArch:     noarch
 %description C++-doc
 This package contains the documentation for the C++ bindings for parsers
 generated by ANTLR2.
+%endif
 
 %if %{with python}
 %package     -n python2-%{name}
@@ -127,11 +132,13 @@ rm antlr.jar
 rm doc/{Makefile,Makefile.in}
 chmod 0644 doc/*
 
+%if %{with doxygen}
 # generate doxygen docs for C++ bindings
 pushd lib/cpp
   doxygen doxygen.cfg
   find gen_doc -type f -exec chmod 0644 {} \;
 popd
+%endif
 
 %if %{with python}
 # build python
@@ -176,9 +183,11 @@ cd ../..
 %{_libdir}/libantlr.a
 %{_bindir}/antlr-config
 
+%if %{with doxygen}
 %files C++-doc
 %license LICENSE.txt
 %doc lib/cpp/gen_doc/html/
+%endif
 
 %files manual
 %license LICENSE.txt
@@ -195,6 +204,9 @@ cd ../..
 %endif
 
 %changelog
+* Sat Sep 23 2017 Mikolaj Izdebski <mizdebsk@redhat.com> - 0:2.7.7-51
+- Conditionally allow building without C++ docs
+
 * Wed Aug 02 2017 Fedora Release Engineering <releng@fedoraproject.org> - 0:2.7.7-50
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_27_Binutils_Mass_Rebuild