diff --git a/libvisual.spec b/libvisual.spec
index d998a9d..06af537 100644
--- a/libvisual.spec
+++ b/libvisual.spec
@@ -46,6 +46,7 @@ This package contains the files needed to build an application with libvisual.
 %patch2 -p1 -b .format-security
 
 %build
+%global optflags %{optflags} -fno-strict-aliasing
 %configure
 %make_build
 
@@ -110,6 +111,7 @@ find %{buildroot} -type f -name "*.la" -exec rm -f {} ';'
 - Use make_build/make_install macros
 - Drop unneeded ldconfig_scriptlets macro call
 - Remove a no longer needed -mmmx CFLAGS addition
+- Disable strict aliasing
 
 * Fri Jan 15 2021 Kalev Lember <klember@redhat.com> - 1:0.4.0-30
 - Fix multilib conflicts in lvconfig.h