diff --git a/net.retrodeck.retrodeck.yml b/net.retrodeck.retrodeck.yml
index b2dffa18..d5455f10 100644
--- a/net.retrodeck.retrodeck.yml
+++ b/net.retrodeck.retrodeck.yml
@@ -3,7 +3,7 @@ runtime: org.kde.Platform
 runtime-version: "6.5"
 sdk: org.kde.Sdk
 sdk-extensions:
-  - org.freedesktop.Sdk.Extension.llvm17        # Needed for RPCS3
+  - org.freedesktop.Sdk.Extension.llvm16        # Needed for RPCS3 (llvm17 actually)
   - org.freedesktop.Sdk.Extension.rust-stable   # Needed for BoilR 
 command: retrodeck.sh
 
@@ -857,8 +857,11 @@ modules:
     buildsystem: cmake-ninja
     builddir: true
     build-options:
-      append-ld-library-path: /usr/lib/sdk/llvm17/lib
-      append-path: /usr/lib/sdk/llvm17/bin
+      # llvm17 is not available in framework 6.5 but in 6.6, so we're trying llvm16 and cross our fingers until Primehack is updated (as Primehack breaks on 6.6)
+      #append-ld-library-path: /usr/lib/sdk/llvm17/lib
+      #append-path: /usr/lib/sdk/llvm17/bin
+      append-ld-library-path: /usr/lib/sdk/llvm16/lib
+      append-path: /usr/lib/sdk/llvm16/bin
       cflags: &optflags -O2 -g -pipe -Wp,-D_FORTIFY_SOURCE=2 -fexceptions -fstack-protector-strong
         -grecord-gcc-switches -fasynchronous-unwind-tables -fstack-clash-protection
         -fcf-protection -fno-omit-frame-pointer
@@ -884,7 +887,8 @@ modules:
       - -DUSE_SYSTEM_ZLIB=ON
       - -Wno-dev
     post-install:
-      - cp /usr/lib/sdk/llvm17/lib/libLLVM-17.so /app/lib/
+      #- cp /usr/lib/sdk/llvm17/lib/libLLVM-17.so /app/lib/
+      - cp /usr/lib/sdk/llvm16/lib/libLLVM-16.so /app/lib/
       - |-
         set -eux
         COMM_TAG="$(awk -F'[\{,]' '/version{.*}/{printf "%d.%d.%d", $2, $3, $4}' ../rpcs3/rpcs3_version.cpp)"