diff --git a/CHANGELOG.md b/CHANGELOG.md
index 328094361b..ed5c1af2c5 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -12,7 +12,9 @@ To install release candidates run `[sudo] gem install cocoapods --pre`
 
 ##### Bug Fixes
 
-* None.  
+* Fix an issue when caching downloads of certain Pods.  
+  [Eric Amorde](https://github.com/amorde)
+  [#12226](https://github.com/CocoaPods/CocoaPods/issues/12226)
 
 
 ## 1.15.0 (2024-01-28)
diff --git a/lib/cocoapods/downloader/cache.rb b/lib/cocoapods/downloader/cache.rb
index ebb498df6a..54abe2d870 100644
--- a/lib/cocoapods/downloader/cache.rb
+++ b/lib/cocoapods/downloader/cache.rb
@@ -327,13 +327,15 @@ def copy_source_and_clean(source, destination, spec)
       # @return [Void]
       #
       def copy_files(files, source, destination)
-        files = files.select { |f| File.exist?(f) }
+        files = files.
+                map { |f| Pathname(f) }.
+                select { |p| p.exist? && p.file? }
         destination.parent.mkpath
         Cache.write_lock(destination) do
           FileUtils.rm_rf(destination)
           destination.mkpath
           files_by_dir = files.group_by do |file|
-            relative_path = Pathname(file).relative_path_from(Pathname(source)).to_s
+            relative_path = file.relative_path_from(source)
             destination_path = File.join(destination, relative_path)
             File.dirname(destination_path)
           end