diff --git a/.github/workflows/natives.yml b/.github/workflows/natives.yml
index 0b856b3a..37c99b3e 100644
--- a/.github/workflows/natives.yml
+++ b/.github/workflows/natives.yml
@@ -33,26 +33,26 @@ jobs:
 
             - uses: gradle/actions/wrapper-validation@v4
 
-            - name: install libxt-dev and libgtk-3-dev
+            - name: install libxt-dev and libgtk-3-dev (Linux)
               if: matrix.os == 'ubuntu-latest' || matrix.os == 'ubuntu-24.04-arm'
-              run: sudo apt install libxt-dev libgtk-3-dev
+              run: sudo apt-get install libxt-dev libgtk-3-dev
 
-            - name: Download libgtk-3.so for arm64
-              if: matrix.os == 'ubuntu-latest'
-              working-directory: flatlaf-natives/flatlaf-natives-linux/lib/aarch64
-              run: |
-                pwd
-                ls -l /usr/lib/x86_64-linux-gnu/libgtk*
-                wget --no-verbose https://ports.ubuntu.com/pool/main/g/gtk%2b3.0/libgtk-3-0_3.24.18-1ubuntu1_arm64.deb
-                ls -l
-                ar -x libgtk-3-0_3.24.18-1ubuntu1_arm64.deb data.tar.xz
-                tar -xvf data.tar.xz --wildcards --to-stdout "./usr/lib/aarch64-linux-gnu/libgtk-3.so.0.*" > libgtk-3.so
-                rm libgtk-3-0_3.24.18-1ubuntu1_arm64.deb data.tar.xz
-                ls -l
+#           - name: Download libgtk-3.so for arm64 (Linux)
+#             if: matrix.os == 'ubuntu-latest'
+#             working-directory: flatlaf-natives/flatlaf-natives-linux/lib/aarch64
+#             run: |
+#               pwd
+#               ls -l /usr/lib/x86_64-linux-gnu/libgtk*
+#               wget --no-verbose https://ports.ubuntu.com/pool/main/g/gtk%2b3.0/libgtk-3-0_3.24.18-1ubuntu1_arm64.deb
+#               ls -l
+#               ar -x libgtk-3-0_3.24.18-1ubuntu1_arm64.deb data.tar.xz
+#               tar -xvf data.tar.xz --wildcards --to-stdout "./usr/lib/aarch64-linux-gnu/libgtk-3.so.0.*" > libgtk-3.so
+#               rm libgtk-3-0_3.24.18-1ubuntu1_arm64.deb data.tar.xz
+#               ls -l
 
-            - name: install g++-aarch64-linux-gnu
-              if: matrix.os == 'ubuntu-latest'
-              run: sudo apt install g++-aarch64-linux-gnu
+#           - name: install g++-aarch64-linux-gnu (Linux)
+#             if: matrix.os == 'ubuntu-latest'
+#             run: sudo apt-get install g++-aarch64-linux-gnu
 
             - name: Setup Java 11
               uses: actions/setup-java@v4
@@ -98,9 +98,9 @@ jobs:
                 security set-key-partition-list -S apple-tool:,apple: -k "$KEYCHAIN_PASSWORD" $KEYCHAIN_PATH
                 security list-keychains -d user -s $KEYCHAIN_PATH
                 # sign code
-                codesign -s "$CERT_IDENTITY" -fv --timestamp \
+                codesign --sign "$CERT_IDENTITY" --force --verbose --timestamp \
                   flatlaf-core/src/main/resources/com/formdev/flatlaf/natives/libflatlaf-macos-*.dylib
-                codesign -d --verbose=4 flatlaf-core/src/main/resources/com/formdev/flatlaf/natives/libflatlaf-macos-*.dylib
+                codesign --display --verbose=4 flatlaf-core/src/main/resources/com/formdev/flatlaf/natives/libflatlaf-macos-*.dylib
                 # cleanup
                 security delete-keychain $KEYCHAIN_PATH
 
diff --git a/flatlaf-natives/flatlaf-natives-linux/README.md b/flatlaf-natives/flatlaf-natives-linux/README.md
index 3d4c2051..0054eefa 100644
--- a/flatlaf-natives/flatlaf-natives-linux/README.md
+++ b/flatlaf-natives/flatlaf-natives-linux/README.md
@@ -33,14 +33,16 @@ To build the library on Linux, some packages needs to be installed:
 ### Ubuntu
 
 ~~~
-sudo apt update
-sudo apt install build-essential libxt-dev libgtk-3-dev
+sudo apt-get update
+sudo apt-get install build-essential libxt-dev libgtk-3-dev
 ~~~
 
-Only on x86_64 Linux for cross-compiling for arm64 architecture:
+#### Cross-compile for arm64 architecture on x86_64 Linux
+
+Only needed on x86_64 Linux if you want cross-compile for arm64 architecture:
 
 ~~~
-sudo apt install g++-aarch64-linux-gnu
+sudo apt-get install g++-aarch64-linux-gnu
 ~~~
 
 Download `libgtk-3.so` for arm64 architecture: