diff --git a/README.rst b/README.rst
index fc64959..758affa 100644
--- a/README.rst
+++ b/README.rst
@@ -370,6 +370,11 @@ The options that can be set in ``options.conf`` are as follows:
     If this option is set, then ``%define keepstatic 1`` is emitted in the ``.spec``.
     As a result, any static archive (``.a``) files will not be removed by rpmbuild.
 
+**32bit**
+
+    This option will trigger the creation of 32-bit libraries for a 32-bit
+    build.
+
 
 Name and version resolution
 ===========================
diff --git a/tests/testfiles/c-helloworld-32/Makefile b/tests/testfiles/c-helloworld-32/Makefile
new file mode 100644
index 0000000..d8ca5e9
--- /dev/null
+++ b/tests/testfiles/c-helloworld-32/Makefile
@@ -0,0 +1,9 @@
+DESTDIR ?=
+PREFIX ?= /usr/local
+
+helloworld:
+	gcc main.c -o helloworld
+
+install: helloworld
+	install -m 0755 -d $(DESTDIR)$(PREFIX)/bin
+	install -m 0755 helloworld $(DESTDIR)$(PREFIX)/bin
diff --git a/tests/testfiles/c-helloworld-32/autospecdir/buildreq_add b/tests/testfiles/c-helloworld-32/autospecdir/buildreq_add
new file mode 100644
index 0000000..8007d88
--- /dev/null
+++ b/tests/testfiles/c-helloworld-32/autospecdir/buildreq_add
@@ -0,0 +1,3 @@
+# This file contains additional build requirements that did not get
+# picked up automatically. One name per line, no whitespace.
+xz
diff --git a/tests/testfiles/c-helloworld-32/autospecdir/buildreq_ban b/tests/testfiles/c-helloworld-32/autospecdir/buildreq_ban
new file mode 100644
index 0000000..bf7accf
--- /dev/null
+++ b/tests/testfiles/c-helloworld-32/autospecdir/buildreq_ban
@@ -0,0 +1,2 @@
+# This file contains build requirements that get picked up but are
+# undesirable. One entry per line, no whitespace.
diff --git a/tests/testfiles/c-helloworld-32/autospecdir/c-helloworld-32.license b/tests/testfiles/c-helloworld-32/autospecdir/c-helloworld-32.license
new file mode 100644
index 0000000..e219275
--- /dev/null
+++ b/tests/testfiles/c-helloworld-32/autospecdir/c-helloworld-32.license
@@ -0,0 +1 @@
+GPL-3.0
diff --git a/tests/testfiles/c-helloworld-32/autospecdir/options.conf b/tests/testfiles/c-helloworld-32/autospecdir/options.conf
new file mode 100644
index 0000000..8e3e69a
--- /dev/null
+++ b/tests/testfiles/c-helloworld-32/autospecdir/options.conf
@@ -0,0 +1,11 @@
+[autospec]
+32bit = true
+allow_test_failures = false
+asneeded = false
+broken_c++ = false
+broken_parallel_build = false
+conservative_flags = false
+fast-math = false
+funroll-loops = false
+insecure_build = false
+
diff --git a/tests/testfiles/c-helloworld-32/autospecdir/pkgconfig_add b/tests/testfiles/c-helloworld-32/autospecdir/pkgconfig_add
new file mode 100644
index 0000000..dd3b77c
--- /dev/null
+++ b/tests/testfiles/c-helloworld-32/autospecdir/pkgconfig_add
@@ -0,0 +1,2 @@
+# This file contains additional pkgconfig build requirements that did
+# not get picked up automatically. One name per line, no whitespace.
diff --git a/tests/testfiles/c-helloworld-32/autospecdir/pkgconfig_ban b/tests/testfiles/c-helloworld-32/autospecdir/pkgconfig_ban
new file mode 100644
index 0000000..859fae4
--- /dev/null
+++ b/tests/testfiles/c-helloworld-32/autospecdir/pkgconfig_ban
@@ -0,0 +1,2 @@
+# This file contains pkgconfig build requirements that get picked up
+# but are undesirable. One entry per line, no whitespace.
diff --git a/tests/testfiles/c-helloworld-32/conf-expectations b/tests/testfiles/c-helloworld-32/conf-expectations
new file mode 100644
index 0000000..60239ca
--- /dev/null
+++ b/tests/testfiles/c-helloworld-32/conf-expectations
@@ -0,0 +1,36 @@
+[autospec]
+# build 32 bit libraries
+32bit = true
+# allow package to build with test failures
+allow_test_failures = false
+# unset %build ld_as_needed variable
+asneeded = false
+# extend flags with '-std=gnu++98
+broken_c++ = false
+# disable parallelization during build
+broken_parallel_build = false
+# set conservative build flags
+conservative_flags = false
+# pass -ffast-math to compiler
+fast-math = false
+# optimize build for speed over size
+funroll-loops = false
+# set flags to smallest -02 flags possible
+insecure_build = false
+# do not remove static libraries
+keepstatic = false
+# do not require autostart suepackage
+no_autostart = false
+# optimize build for size over speed
+optimize_size = false
+# set profile for pgo
+pgo = false
+# do not run test suite
+skip_tests = false
+# configure build for avx2
+use_avx2 = false
+# add clang flags
+use_clang = false
+# configure build for lto
+use_lto = false
+
diff --git a/tests/testfiles/c-helloworld-32/expectations.py b/tests/testfiles/c-helloworld-32/expectations.py
new file mode 100644
index 0000000..509a58e
--- /dev/null
+++ b/tests/testfiles/c-helloworld-32/expectations.py
@@ -0,0 +1,23 @@
+"""
+This file, expectations.py, defines expected test results and is not added to
+the test source tarball.
+"""
+import os
+
+buildreqs = ['xz',
+             'gcc-dev32',
+             'gcc-libgcc32',
+             'gcc-libstdc++32',
+             'glibc-dev32',
+             'glibc-libc32']
+
+license = 'GPL-3.0'
+with open('tests/testfiles/c-helloworld-32/spec-expectations', 'r') as spec:
+    specfile = spec.read()
+specfile = specfile.replace('{}', os.getcwd()).split('\n')
+
+with open('tests/testfiles/c-helloworld-32/conf-expectations', 'r') as conf:
+    conffile = conf.read()
+conffile = conffile.split('\n')
+
+output_strings = []
diff --git a/tests/testfiles/c-helloworld-32/main.c b/tests/testfiles/c-helloworld-32/main.c
new file mode 100644
index 0000000..2d63c24
--- /dev/null
+++ b/tests/testfiles/c-helloworld-32/main.c
@@ -0,0 +1,3 @@
+#include<stdio.h>
+int main(){printf("Hello World\n");}
+
diff --git a/tests/testfiles/c-helloworld-32/spec-expectations b/tests/testfiles/c-helloworld-32/spec-expectations
new file mode 100644
index 0000000..07a556c
--- /dev/null
+++ b/tests/testfiles/c-helloworld-32/spec-expectations
@@ -0,0 +1,48 @@
+#
+# This file is auto-generated. DO NOT EDIT
+# Generated by: autospec.py
+#
+Name     : c-helloworld-32
+Version  : 1
+Release  : 1
+URL      : file://{}/tests/testfiles/c-helloworld-32.tar.gz
+Source0  : file://{}/tests/testfiles/c-helloworld-32.tar.gz
+Summary  : No detailed summary available
+Group    : Development/Tools
+License  : GPL-3.0
+BuildRequires : gcc-dev32
+BuildRequires : gcc-libgcc32
+BuildRequires : gcc-libstdc++32
+BuildRequires : glibc-dev32
+BuildRequires : glibc-libc32
+BuildRequires : xz
+
+%description
+No detailed description available
+
+%prep
+%setup -q -n c-helloworld-32
+pushd ..
+cp -a c-helloworld-32 build32
+popd
+
+%build
+export LANG=C
+make V=1  %{?_smp_mflags}
+
+%install
+rm -rf %{buildroot}
+pushd ../build32/
+%make_install32
+if [ -d  %{buildroot}/usr/lib32/pkgconfig ]
+then
+pushd %{buildroot}/usr/lib32/pkgconfig
+for i in *.pc ; do mv $i 32$i ; done
+popd
+fi
+popd
+%make_install
+
+%files
+%defattr(-,root,root,-)
+/usr/local/bin/helloworld
diff --git a/tests/testfiles/c-helloworld-opts/conf-expectations b/tests/testfiles/c-helloworld-opts/conf-expectations
index 8f93698..9ffc4e2 100644
--- a/tests/testfiles/c-helloworld-opts/conf-expectations
+++ b/tests/testfiles/c-helloworld-opts/conf-expectations
@@ -1,4 +1,6 @@
 [autospec]
+# build 32 bit libraries
+32bit = false
 # allow package to build with test failures
 allow_test_failures = true
 # unset %build ld_as_needed variable
diff --git a/tests/testfiles/c-helloworld/conf-expectations b/tests/testfiles/c-helloworld/conf-expectations
index b590556..caba8c6 100644
--- a/tests/testfiles/c-helloworld/conf-expectations
+++ b/tests/testfiles/c-helloworld/conf-expectations
@@ -1,4 +1,6 @@
 [autospec]
+# build 32 bit libraries
+32bit = false
 # allow package to build with test failures
 allow_test_failures = false
 # unset %build ld_as_needed variable
diff --git a/tests/testfiles/libjpeg-turbo/conf-expectations b/tests/testfiles/libjpeg-turbo/conf-expectations
index 8024caf..ef03910 100644
--- a/tests/testfiles/libjpeg-turbo/conf-expectations
+++ b/tests/testfiles/libjpeg-turbo/conf-expectations
@@ -1,4 +1,6 @@
 [autospec]
+# build 32 bit libraries
+32bit = false
 # allow package to build with test failures
 allow_test_failures = false
 # unset %build ld_as_needed variable
diff --git a/tests/testfiles/py-helloworld/conf-expectations b/tests/testfiles/py-helloworld/conf-expectations
index b590556..caba8c6 100644
--- a/tests/testfiles/py-helloworld/conf-expectations
+++ b/tests/testfiles/py-helloworld/conf-expectations
@@ -1,4 +1,6 @@
 [autospec]
+# build 32 bit libraries
+32bit = false
 # allow package to build with test failures
 allow_test_failures = false
 # unset %build ld_as_needed variable