diff --git a/aptly/interfaces.go b/aptly/interfaces.go
index f0791614..a89ba414 100644
--- a/aptly/interfaces.go
+++ b/aptly/interfaces.go
@@ -36,7 +36,7 @@ type PublishedStorage interface {
 	// Remove removes single file under public path
 	Remove(path string) error
 	// LinkFromPool links package file from pool to dist's pool location
-	LinkFromPool(publishedDirectory string, sourcePool PackagePool, sourcePath string) error
+	LinkFromPool(publishedDirectory string, sourcePool PackagePool, sourcePath, sourceMD5 string) error
 	// Filelist returns list of files under prefix
 	Filelist(prefix string) ([]string, error)
 	// RenameFile renames (moves) file
diff --git a/deb/package.go b/deb/package.go
index e965a8a0..9cd78c00 100644
--- a/deb/package.go
+++ b/deb/package.go
@@ -477,7 +477,7 @@ func (p *Package) LinkFromPool(publishedStorage aptly.PublishedStorage, packageP
 		relPath := filepath.Join("pool", component, poolDir)
 		publishedDirectory := filepath.Join(prefix, relPath)
 
-		err = publishedStorage.LinkFromPool(publishedDirectory, packagePool, sourcePath)
+		err = publishedStorage.LinkFromPool(publishedDirectory, packagePool, sourcePath, f.Checksums.MD5)
 		if err != nil {
 			return err
 		}
diff --git a/files/public.go b/files/public.go
index f2280c40..e13b3836 100644
--- a/files/public.go
+++ b/files/public.go
@@ -78,7 +78,7 @@ func (storage *PublishedStorage) RemoveDirs(path string, progress aptly.Progress
 // sourcePath is filepath to package file in package pool
 //
 // LinkFromPool returns relative path for the published file to be included in package index
-func (storage *PublishedStorage) LinkFromPool(publishedDirectory string, sourcePool aptly.PackagePool, sourcePath string) error {
+func (storage *PublishedStorage) LinkFromPool(publishedDirectory string, sourcePool aptly.PackagePool, sourcePath, sourceMD5 string) error {
 	// verify that package pool is local pool is filesystem pool
 	_ = sourcePool.(*PackagePool)
 
diff --git a/files/public_test.go b/files/public_test.go
index f5718b25..cbb1bc5a 100644
--- a/files/public_test.go
+++ b/files/public_test.go
@@ -153,7 +153,7 @@ func (s *PublishedStorageSuite) TestLinkFromPool(c *C) {
 		err = ioutil.WriteFile(t.sourcePath, []byte("Contents"), 0644)
 		c.Assert(err, IsNil)
 
-		err = s.storage.LinkFromPool(filepath.Join(t.prefix, "pool", t.component, t.poolDirectory), pool, t.sourcePath)
+		err = s.storage.LinkFromPool(filepath.Join(t.prefix, "pool", t.component, t.poolDirectory), pool, t.sourcePath, "")
 		c.Assert(err, IsNil)
 
 		st, err := os.Stat(filepath.Join(s.storage.rootPath, t.prefix, t.expectedFilename))
@@ -171,6 +171,6 @@ func (s *PublishedStorageSuite) TestLinkFromPool(c *C) {
 	err = ioutil.WriteFile(sourcePath, []byte("Contents"), 0644)
 	c.Assert(err, IsNil)
 
-	err = s.storage.LinkFromPool(filepath.Join("", "pool", "main", "m/mars-invaders"), pool, sourcePath)
+	err = s.storage.LinkFromPool(filepath.Join("", "pool", "main", "m/mars-invaders"), pool, sourcePath, "")
 	c.Check(err, ErrorMatches, ".*file already exists and is different")
 }