diff --git a/slade.spec b/slade.spec
index f0937aa..8a99975 100644
--- a/slade.spec
+++ b/slade.spec
@@ -20,7 +20,7 @@ Name:           slade
 Version:        3.1.1.4
 Release:        0
 Summary:        An editor for DOOM maps and WAD/PK3 archives
-License:        GPL-3.0+
+License:        GPL-2.0+
 Group:          Amusements/Games/3D/Shoot
 Url:            https://github.com/sirjuddington/SLADE
 Source0:        https://github.com/sirjuddington/%{name}/archive/SLADE-%{version}.tar.gz
@@ -61,7 +61,7 @@ make %{?_smp_mflags}
 install -Dm755 build/slade %{buildroot}%{_bindir}/slade
 install -Dm644 build/slade.pk3 %{buildroot}%{_datadir}/slade3/slade.pk3
 
-convert "build/msvc/slade.ico" -alpha on -flatten %{name}.png
+convert build/msvc/slade.ico[0] -alpha on %{name}.png
 install -D -p -m 644 %{name}.png %{buildroot}%{_datadir}/pixmaps/%{name}.png
 
 pushd misc