diff --git a/fltk.spec b/fltk.spec
index 063dd6a..7faf18f 100644
--- a/fltk.spec
+++ b/fltk.spec
@@ -6,7 +6,7 @@
 Summary:	C++ user interface toolkit
 Name:		fltk
 Version:	1.3.5
-Release:	3%{?dist}
+Release:	4%{?dist}
 
 # see COPYING (or http://www.fltk.org/COPYING.php ) for exceptions details
 License:	LGPLv2+ with exceptions	
@@ -40,7 +40,6 @@ BuildRequires: pkgconfig(xcursor)
 BuildRequires: pkgconfig(xproto)
 BuildRequires: xorg-x11-utils
 BuildRequires: zlib-devel
-BuildRequires: autoconf
 
 %description
 FLTK (pronounced "fulltick") is a cross-platform C++ GUI toolkit.
@@ -81,21 +80,23 @@ Requires: %{name}-devel
 
 
 %build
-mkdir build && pushd build
-%cmake -DOPTION_BUILD_SHARED_LIBS=TRUE \
-       -DFLTK_CONFIG_PATH=%{_libdir}/cmake/fltk \
+mkdir build
+pushd build
+%cmake .. \
+       -DFLTK_CONFIG_PATH:PATH=%{_libdir}/cmake/fltk \
        -DOpenGL_GL_PREFERENCE=GLVND \
-       -DOPTION_BUILD_HTML_DOCUMENTATION=ON \
-       -DOPTION_BUILD_PDF_DOCUMENTATION=OFF \
-       ../
-%make_build
+       -DOPTION_BUILD_HTML_DOCUMENTATION:BOOL=ON \
+       -DOPTION_BUILD_PDF_DOCUMENTATION:BOOL=OFF \
+       -DOPTION_BUILD_SHARED_LIBS:BOOL=ON
+popd
 
-make docs
+%make_build -C build
+
+make docs -C build
 
 
 %install
-pushd build
-%make_install
+%make_install -C build
 
 # we only apply this hack to multilib arch's
 %ifarch x86_64 %{ix86} ppc64 ppc s390x s390 sparc64 sparc
@@ -124,7 +125,6 @@ desktop-file-validate $RPM_BUILD_ROOT%{_datadir}/applications/fluid.desktop
 %doc build/documentation/html
 %{_bindir}/fltk-config
 %{?arch:%{_bindir}/fltk-config-%{arch}}
-%{_datadir}/mime/packages/fluid.xml
 %{_includedir}/FL/
 %{_libdir}/libfltk.so
 %{_libdir}/libfltk_forms.so
@@ -145,10 +145,15 @@ desktop-file-validate $RPM_BUILD_ROOT%{_datadir}/applications/fluid.desktop
 %{_bindir}/fluid
 %{_mandir}/man1/fluid.1*
 %{_datadir}/applications/fluid.desktop
+%{_datadir}/mime/packages/fluid.xml
 %{_datadir}/icons/hicolor/*/*/*
 
 
 %changelog
+* Mon May 11 2020 Rex Dieter <rdieter@fedoraproject.org> - 1.3.5-4
+- merge cmake PR
+- spec cosmetics
+
 * Tue Jan 28 2020 Fedora Release Engineering <releng@fedoraproject.org> - 1.3.5-3
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_32_Mass_Rebuild