diff --git a/alex4.spec b/alex4.spec
index a5c7d23..3717e96 100644
--- a/alex4.spec
+++ b/alex4.spec
@@ -1,6 +1,6 @@
 Name:           alex4
 Version:        1.0
-Release:        26%{?dist}
+Release:        27%{?dist}
 Summary:        Alex the Allegator 4 - Platform game
 Group:          Amusements/Games
 License:        GPL+
@@ -33,7 +33,7 @@ sed -i 's/\r//' *.txt *.ini
 %build
 pushd src
 make %{?_smp_mflags} PREFIX=%{_prefix} \
-  CFLAGS="$RPM_OPT_FLAGS -Wno-deprecated-declarations -Wno-unused-result"
+  CFLAGS="$RPM_OPT_FLAGS -Wno-deprecated-declarations -Wno-unused-result -DALLEGRO_FIX_ALIASES"
 popd
 
 
@@ -65,6 +65,9 @@ appstream-util validate-relax --nonet \
 
 
 %changelog
+* Sun Jul 29 2018 Hans de Goede <hdegoede@redhat.com> - 1.0-27
+- Fix FTBFS (rhbz#1603365)
+
 * Thu Jul 12 2018 Fedora Release Engineering <releng@fedoraproject.org> - 1.0-26
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_29_Mass_Rebuild