diff --git a/fltk.spec b/fltk.spec
index 66c7ec7..06e92ae 100644
--- a/fltk.spec
+++ b/fltk.spec
@@ -9,7 +9,7 @@
 Summary:	C++ user interface toolkit
 Name:		fltk
 Version:	1.3.3
-Release:	4%{?dist}
+Release:	5%{?dist}
 
 # see COPYING (or http://www.fltk.org/COPYING.php ) for exceptions details
 License:	LGPLv2+ with exceptions	
@@ -109,7 +109,7 @@ export CXXFLAGS=""
   --enable-xinerama \
   --enable-xft
 
-make %{?_smp_mflags}
+make %{?_smp_mflags} DSOFLAGS="$LDFLAGS"
 
 
 %install
@@ -198,6 +198,10 @@ gtk-update-icon-cache %{_datadir}/icons/hicolor &> /dev/null || :
 
 
 %changelog
+* Mon Aug 17 2015 Adam Jackson <ajax@redhat.com> 1.3.3-5
+- For whatever reason fltk thinks it's spelled DSOFLAGS not LDFLAGS, so set
+  that when building so hardening takes effect
+
 * Wed Jun 17 2015 Fedora Release Engineering <rel-eng@lists.fedoraproject.org> - 1.3.3-4
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_23_Mass_Rebuild