diff --git a/mangohud.spec b/mangohud.spec
index 4a2bbe6..e1c767d 100644
--- a/mangohud.spec
+++ b/mangohud.spec
@@ -1,7 +1,7 @@
 %global appname MangoHud
 
-%global imgui_ver       1.81
-%global imgui_wrap_ver  1
+%global imgui_ver 1.81
+%global imgui_wrap_ver 1
 %global vulkan_headers_ver 1.2.158
 %global vulkan_headers_wrap_ver 1
 
@@ -16,8 +16,10 @@ Summary:        Vulkan overlay layer for monitoring FPS, temperatures, CPU/GPU l
 License:        MIT
 URL:            https://github.com/flightlessmango/MangoHud
 Source0:        %{url}/archive/v0.6.9-1/%{name}-%{version}.tar.gz
+# imgui
 Source1:        https://github.com/ocornut/imgui/archive/v%{imgui_ver}/imgui-%{imgui_ver}.tar.gz
-Source2:        https://wrapdb.mesonbuild.com/v1/projects/imgui/%{imgui_ver}/%{imgui_wrap_ver}/get_zip#/imgui-%{imgui_ver}-%{imgui_wrap_ver}-wrap.zip
+Source2:        https://wrapdb.mesonbuild.com/v%{imgui_wrap_ver}//projects/imgui/%{imgui_ver}/%{imgui_wrap_ver}/get_zip#/imgui-%{imgui_ver}-%{imgui_wrap_ver}-wrap.zip
+# Vulkan-Headers
 Source3:        https://github.com/KhronosGroup/Vulkan-Headers/archive/v%{vulkan_headers_ver}/Vulkan-Headers-%{vulkan_headers_ver}.tar.gz
 Source4:        https://wrapdb.mesonbuild.com/v%{vulkan_headers_wrap_ver}/projects/vulkan-headers/%{vulkan_headers_ver}/%{vulkan_headers_wrap_ver}/get_zip#/vulkan-headers-%{vulkan_headers_ver}-%{vulkan_headers_wrap_ver}-wrap.zip
 
@@ -103,6 +105,7 @@ mv Vulkan-Headers-%{vulkan_headers_ver} subprojects/
 
 %check
 # https://github.com/flightlessmango/MangoHud/issues/812
+# ? tag-invalid           : stock icon is not valid [io.github.flightlessmango.mangohud]
 %dnl appstream-util validate-relax --nonet %{buildroot}%{_metainfodir}/*.xml