diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 78b9cf9..0cc7a91 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -20,11 +20,11 @@ jobs:
         unzip ghidra.zip -d ~/ghidra
         rm ghidra.zip
       env:
-        GHIDRA_URL: https://github.com/NationalSecurityAgency/ghidra/releases/download/Ghidra_10.4_build/ghidra_10.4_PUBLIC_20230928.zip
+        GHIDRA_URL: https://github.com/NationalSecurityAgency/ghidra/releases/download/Ghidra_11.1_build/ghidra_11.1_PUBLIC_20240607.zip
     - name: Execute Gradle build
       run: ./gradlew
       env:
-        GHIDRA_INSTALL_DIR: /home/runner/ghidra/ghidra_10.4_PUBLIC/
+        GHIDRA_INSTALL_DIR: /home/runner/ghidra/ghidra_11.1_PUBLIC/
     - name: Release
       uses: softprops/action-gh-release@v1
       if: startsWith(github.ref, 'refs/tags/')
diff --git a/data/languages/ppc_gekko_broadway.slaspec b/data/languages/ppc_gekko_broadway.slaspec
index 2b9bbb2..3860a15 100644
--- a/data/languages/ppc_gekko_broadway.slaspec
+++ b/data/languages/ppc_gekko_broadway.slaspec
@@ -799,6 +799,10 @@ define pcodeop TLBWrite;
 define pcodeop WriteExternalEnable;
 define pcodeop WriteExternalEnableImmediate;
 
+# This is really used in the altivec version, but since it's a registered pcode op
+# and due to the way things get @included, this needs to be here
+define pcodeop vectorPermute;
+
 ################################################################
 # Macros
 ################################################################