diff --git a/.github/workflows/flutter-build.yml b/.github/workflows/flutter-build.yml
index 51c8ebcba3a4..f132d43ace20 100644
--- a/.github/workflows/flutter-build.yml
+++ b/.github/workflows/flutter-build.yml
@@ -690,7 +690,13 @@ jobs:
 
       - name: Install build runtime
         run: |
-          brew install llvm create-dmg nasm cmake gcc wget ninja pkg-config
+          brew install llvm create-dmg nasm cmake gcc wget ninja
+          # pkg-config is handled in a separate step, because it may be already installed by `macos-latest`(14.7.1) runner
+          if command -v pkg-config &>/dev/null; then
+              echo "pkg-config is already installed"
+          else
+              brew install pkg-config
+          fi
 
       - name: Install flutter
         uses: subosito/flutter-action@v2
diff --git a/docs/README-PL.md b/docs/README-PL.md
index 4d3464d41ae6..295564457b86 100644
--- a/docs/README-PL.md
+++ b/docs/README-PL.md
@@ -164,3 +164,7 @@ Upewnij się, że uruchamiasz te polecenia z katalogu głównego repozytorium Ru
 ![image](https://user-images.githubusercontent.com/71636191/113112857-3fbd5d80-923c-11eb-9836-768325faf906.png)
 
 ![image](https://user-images.githubusercontent.com/71636191/135385039-38fdbd72-379a-422d-b97f-33df71fb1cec.png)
+
+## [Serwery publiczne](#public-servers)
+
+RustDesk jest obsługiwany przez bezpłatne serwer w Unii Europejskiej, uprzejmie dostarczony przez [Codext GmbH](https://codext.link/rustdesk?utm_source=github)
diff --git a/src/lang/pl.rs b/src/lang/pl.rs
index fb77c9abb1a8..b6cc5318ab86 100644
--- a/src/lang/pl.rs
+++ b/src/lang/pl.rs
@@ -653,6 +653,6 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("Upload folder", "Wyślij folder"),
         ("Upload files", "Wyślij pliki"),
         ("Clipboard is synchronized", "Schowek jest zsynchronizowany"),
-        ("Update client clipboard", ""),
+        ("Update client clipboard", "Uaktualnij schowek klienta"),
     ].iter().cloned().collect();
 }