diff --git a/CHANGELOG.md b/CHANGELOG.md
index 6f57279..22c3560 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,12 @@ All notable changes to this project will be documented in this file.
 
 The format is based on [Keep a Changelog][keepachangelog] and this project adheres to [Semantic Versioning][semver].
 
+## v4.0.1
+
+### Fixed
+
+- Original file copy closing
+
 ## v4.0.0
 
 ### Changed
diff --git a/internal/cli/compress/command.go b/internal/cli/compress/command.go
index f7a0ae2..a98e3a1 100644
--- a/internal/cli/compress/command.go
+++ b/internal/cli/compress/command.go
@@ -493,6 +493,8 @@ func (*command) Replace(origFilePath, tmpFilePath string, keepOriginalFileModTim
 			return origCopyFileErr
 		}
 
+		defer func() { _ = origCopyFile.Close() }()
+
 		if _, err := io.Copy(origCopyFile, origFile); err != nil {
 			return err
 		}