diff --git a/.github/workflows/linux-nightly.yml b/.github/workflows/linux-nightly.yml
index 0496770..9104768 100644
--- a/.github/workflows/linux-nightly.yml
+++ b/.github/workflows/linux-nightly.yml
@@ -34,6 +34,24 @@ jobs:
         run: |
           sudo apt-get update
           sudo apt-get install -y gcc-aarch64-linux-gnu g++-aarch64-linux-gnu
+          sudo apt-get install -y pkg-config-aarch64-linux-gnu
+          # Install ARM64 versions of GTK and related dependencies
+          sudo apt-get install -y \
+            libgtk-3-dev:arm64 \
+            libayatana-appindicator3-dev:arm64 \
+            librsvg2-dev:arm64 \
+            libglib2.0-dev:arm64 \
+            libjavascriptcoregtk-4.0-dev:arm64 \
+            libsoup-3.0-dev:arm64 \
+            libwebkit2gtk-4.1-dev:arm64
+          
+      - name: Configure Cross-Compilation Environment
+        if: matrix.target == 'aarch64-unknown-linux-gnu'
+        run: |
+          echo "PKG_CONFIG_PATH=/usr/lib/aarch64-linux-gnu/pkgconfig" >> $GITHUB_ENV
+          echo "PKG_CONFIG_ALLOW_CROSS=1" >> $GITHUB_ENV
+          echo "PKG_CONFIG_SYSROOT_DIR=/" >> $GITHUB_ENV
+          echo "PKG_CONFIG=pkg-config-aarch64-linux-gnu" >> $GITHUB_ENV
           
       - name: Install Linux Dependencies
         run: |