diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index f35da5d..313c5b0 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -103,6 +103,19 @@ jobs:
           sudo apt-get update
           sudo apt-get install -y libgtk-3-dev libwebkit2gtk-4.1-dev
 
+      - name: Install ARM64 Cross-Compilation Toolchain
+        if: matrix.arch == 'arm64'
+        run: |
+          sudo dpkg --add-architecture arm64
+          # ARM64 repositories may not be fully available on all Ubuntu versions
+          sudo apt-get update || true
+          # Essential cross-compilation tools - must succeed
+          sudo apt-get install -y gcc-aarch64-linux-gnu binutils-aarch64-linux-gnu
+          # Install 32-bit libraries needed for cross-compilation
+          sudo apt-get install -y libc6-dev-i386-amd64-cross || true
+          # Optional GUI libraries - may not be available on Ubuntu 24.04
+          sudo apt-get install -y libgtk-3-dev:arm64 libwebkit2gtk-4.1-dev:arm64 || true
+
       - name: Setup Go
         uses: actions/setup-go@v6
         with:
@@ -155,6 +168,11 @@ jobs:
           extract: true
 
       - name: Build wails app
+        env:
+          CC: ${{ matrix.arch == 'arm64' && 'aarch64-linux-gnu-gcc' || '' }}
+          PKG_CONFIG_PATH: ${{ matrix.arch == 'arm64' && '/usr/lib/aarch64-linux-gnu/pkgconfig' || '' }}
+          C_INCLUDE_PATH: ${{ matrix.arch == 'arm64' && '/usr/aarch64-linux-gnu/include' || '' }}
+          CPLUS_INCLUDE_PATH: ${{ matrix.arch == 'arm64' && '/usr/aarch64-linux-gnu/include' || '' }}
         run: |
           wails build -platform linux/${{ matrix.arch }} -tags webkit2_41