diff --git a/net.retrodeck.retrodeck.yml b/net.retrodeck.retrodeck.yml
index bf54bd82..b25c1fdd 100644
--- a/net.retrodeck.retrodeck.yml
+++ b/net.retrodeck.retrodeck.yml
@@ -231,24 +231,34 @@ modules:
         url: https://github.com/mikefarah/yq/releases/download/v4.33.3/yq_linux_amd64
         sha256: 4ee662847c588c3ef2fec8bfb304e8739e3dbaba87ccb9a608d691c88f5b64dc
 
-  # dependency of: CEMU, CITRA <-(13.0.0)
+  # dependency of: CEMU (13.1.1), CITRA (13.0.0)
   - name: glslang
     buildsystem: cmake-ninja
     config-opts:
       - -DCMAKE_BUILD_TYPE=Release
       - -DENABLE_CTEST=OFF
+      # TODO: Does Cemu benefit from SPIRV-Tools-opt
+      - -DENABLE_OPT=OFF
     cleanup:
       - /include
       - /lib/cmake
     sources:
       - type: archive
-        url: https://github.com/KhronosGroup/glslang/archive/13.0.0.tar.gz
-        sha256: bcda732434f829aa74414ea0e06d329ec8ac28637c38a0de45e17c8fd25a4715
+        url: https://github.com/KhronosGroup/glslang/archive/13.1.1.tar.gz
+        sha256: 1c4d0a5a38c8aaf89a2d7e6093be734320599f5a6775b2726beeb05b0c054e66
         x-checker-data:
           type: anitya
           stable-only: true
           project-id: 205796
           url-template: https://github.com/KhronosGroup/glslang/archive/$version.tar.gz
+      # - type: git
+      #   url: https://github.com/KhronosGroup/SPIRV-Tools.git
+      #   tag: sdk-1.3.261.1
+      #   dest: External/spirv-tools
+      # - type: git
+      #   url: https://github.com/KhronosGroup/SPIRV-Headers.git
+      #   tag: sdk-1.3.261.1
+      #   dest: External/spirv-tools/external/spirv-headers
 
   # enables motion controls on non-wii controllers (switch, ps4, etc)
   # dependency of: DOLPHIN, RPCS3