diff --git a/src/vcpkg/build.cpp b/src/vcpkg/build.cpp
index b63e4b55ad..1b253dcffc 100644
--- a/src/vcpkg/build.cpp
+++ b/src/vcpkg/build.cpp
@@ -1080,6 +1080,10 @@ namespace vcpkg::Build
         size_t port_file_count = 0;
         for (auto& port_file : fs.get_regular_files_recursive(port_dir, VCPKG_LINE_INFO))
         {
+            if (port_file.filename() == ".DS_Store")
+            {
+                continue;
+            }
             abi_tag_entries.emplace_back(
                 port_file.filename(),
                 vcpkg::Hash::get_file_hash(VCPKG_LINE_INFO, fs, port_file, Hash::Algorithm::Sha256));
diff --git a/src/vcpkg/install.cpp b/src/vcpkg/install.cpp
index 18938b1791..592c018458 100644
--- a/src/vcpkg/install.cpp
+++ b/src/vcpkg/install.cpp
@@ -49,6 +49,7 @@ namespace vcpkg::Install
                            fs.exists(source_dir, IgnoreErrors{}),
                            Strings::concat("Source directory ", source_dir, "does not exist"));
         auto files = fs.get_files_recursive(source_dir, VCPKG_LINE_INFO);
+        Util::erase_remove_if(files, [](Path& path) { return path.filename() == ".DS_Store"; });
         install_files_and_write_listfile(fs, source_dir, files, destination_dir);
     }
     void install_files_and_write_listfile(Filesystem& fs,
@@ -177,7 +178,8 @@ namespace vcpkg::Install
 
     static SortedVector<std::string> build_list_of_package_files(const Filesystem& fs, const Path& package_dir)
     {
-        const std::vector<Path> package_file_paths = fs.get_files_recursive(package_dir, IgnoreErrors{});
+        std::vector<Path> package_file_paths = fs.get_files_recursive(package_dir, IgnoreErrors{});
+        Util::erase_remove_if(package_file_paths, [](Path& path) { return path.filename() == ".DS_Store"; });
         const size_t package_remove_char_count = package_dir.native().size() + 1; // +1 for the slash
         auto package_files = Util::fmap(package_file_paths, [package_remove_char_count](const Path& target) {
             return std::string(target.generic_u8string(), package_remove_char_count);
diff --git a/src/vcpkg/postbuildlint.cpp b/src/vcpkg/postbuildlint.cpp
index f9e594ff76..cea6a17611 100644
--- a/src/vcpkg/postbuildlint.cpp
+++ b/src/vcpkg/postbuildlint.cpp
@@ -959,7 +959,7 @@ namespace vcpkg::PostBuildLint
         std::vector<Path> misplaced_files = fs.get_regular_files_non_recursive(dir, IgnoreErrors{});
         Util::erase_remove_if(misplaced_files, [](const Path& target) {
             const auto filename = target.filename();
-            return filename == "CONTROL" || filename == "BUILD_INFO";
+            return filename == "CONTROL" || filename == "BUILD_INFO" || filename == ".DS_Store";
         });
 
         if (!misplaced_files.empty())
diff --git a/src/vcpkg/vcpkgpaths.cpp b/src/vcpkg/vcpkgpaths.cpp
index 7247481a03..80055b4366 100644
--- a/src/vcpkg/vcpkgpaths.cpp
+++ b/src/vcpkg/vcpkgpaths.cpp
@@ -731,7 +731,10 @@ namespace vcpkg
             {
                 for (auto&& path : fs.get_regular_files_non_recursive(triplets_dir, VCPKG_LINE_INFO))
                 {
-                    output.emplace_back(TripletFile(path.stem(), triplets_dir));
+                    if (Strings::case_insensitive_ascii_equals(path.extension(), ".cmake"))
+                    {
+                        output.emplace_back(TripletFile(path.stem(), triplets_dir));
+                    }
                 }
             }
 
@@ -747,6 +750,10 @@ namespace vcpkg
             auto files = fs.get_regular_files_non_recursive(this->scripts / "cmake", VCPKG_LINE_INFO);
             for (auto&& file : files)
             {
+                if (file.filename() == ".DS_Store")
+                {
+                    continue;
+                }
                 helpers.emplace(file.stem().to_string(),
                                 Hash::get_file_hash(VCPKG_LINE_INFO, fs, file, Hash::Algorithm::Sha256));
             }