diff --git a/13.1.1.tar.gz b/glslang-13.1.1.tar.gz
similarity index 100%
rename from 13.1.1.tar.gz
rename to glslang-13.1.1.tar.gz
diff --git a/glslang.changes b/glslang.changes
index 1f580fb..e762efe 100644
--- a/glslang.changes
+++ b/glslang.changes
@@ -1,3 +1,10 @@
+-------------------------------------------------------------------
+Thu Nov  2 13:44:22 UTC 2023 - Hillwood Yang <hillwood@opensuse.org>
+
+- Fix include dirs for headers of SPIRV and StandAlone. According to the setting
+  in %{_libdir}/cmake/glslang/glslang-targets.cmake, headers of SPIRV and 
+  StandAlone should be installed in %{_includedir}/External
+
 -------------------------------------------------------------------
 Sun Oct 22 02:09:01 UTC 2023 - Jan Engelhardt <jengelh@inai.de>
 
diff --git a/glslang.spec b/glslang.spec
index 4b1e86b..8bd1fd8 100644
--- a/glslang.spec
+++ b/glslang.spec
@@ -25,7 +25,7 @@ License:        BSD-3-Clause
 Group:          Development/Libraries/C and C++
 URL:            https://www.khronos.org/opengles/sdk/tools/Reference-Compiler/
 #Git-URL:	https://github.com/KhronosGroup/glslang
-Source:         https://github.com/KhronosGroup/glslang/archive/%version.tar.gz
+Source:         https://github.com/KhronosGroup/glslang/archive/%version/%{name}-%{version}.tar.gz
 Source3:        baselibs.conf
 BuildRequires:  bison
 BuildRequires:  cmake >= 3.14.0
@@ -112,8 +112,10 @@ pushd "$b"
 ) | sort >"$od/devel.files"
 popd
 
-mkdir -p "$b/%_includedir"
-cp -a SPIRV StandAlone glslang "$b/%_includedir/"
+mkdir -p "$b/%_includedir/External/"
+cp -a glslang "$b/%_includedir/"
+cp -a SPIRV StandAlone "$b/%_includedir/External/"
+ln -sf "%_includedir/External/SPIRV" "$b/%_includedir/"
 find "$b/%_includedir/" -type f ! -iname "*.h" -a ! -iname "*.hpp" -print -delete
 ln -s SPIRV/spirv.hpp "$b/%_includedir/"
 find "$b/%_includedir/" -type f -exec chmod a-x "{}" "+"