diff --git a/cmd/restic/cmd_cache.go b/cmd/restic/cmd_cache.go
index 354cec288..651c65fcf 100644
--- a/cmd/restic/cmd_cache.go
+++ b/cmd/restic/cmd_cache.go
@@ -8,7 +8,7 @@ import (
 	"strings"
 	"time"
 
-	"github.com/restic/restic/internal/cache"
+	"github.com/restic/restic/internal/backend/cache"
 	"github.com/restic/restic/internal/errors"
 	"github.com/restic/restic/internal/fs"
 	"github.com/restic/restic/internal/ui"
diff --git a/cmd/restic/cmd_check.go b/cmd/restic/cmd_check.go
index 671cab0e6..11a1c7cb5 100644
--- a/cmd/restic/cmd_check.go
+++ b/cmd/restic/cmd_check.go
@@ -11,7 +11,7 @@ import (
 
 	"github.com/spf13/cobra"
 
-	"github.com/restic/restic/internal/cache"
+	"github.com/restic/restic/internal/backend/cache"
 	"github.com/restic/restic/internal/checker"
 	"github.com/restic/restic/internal/errors"
 	"github.com/restic/restic/internal/fs"
diff --git a/cmd/restic/global.go b/cmd/restic/global.go
index 9671f2a26..144445cc0 100644
--- a/cmd/restic/global.go
+++ b/cmd/restic/global.go
@@ -15,6 +15,7 @@ import (
 	"github.com/restic/restic/internal/backend"
 	"github.com/restic/restic/internal/backend/azure"
 	"github.com/restic/restic/internal/backend/b2"
+	"github.com/restic/restic/internal/backend/cache"
 	"github.com/restic/restic/internal/backend/gs"
 	"github.com/restic/restic/internal/backend/limiter"
 	"github.com/restic/restic/internal/backend/local"
@@ -27,7 +28,6 @@ import (
 	"github.com/restic/restic/internal/backend/sema"
 	"github.com/restic/restic/internal/backend/sftp"
 	"github.com/restic/restic/internal/backend/swift"
-	"github.com/restic/restic/internal/cache"
 	"github.com/restic/restic/internal/debug"
 	"github.com/restic/restic/internal/fs"
 	"github.com/restic/restic/internal/options"
diff --git a/internal/cache/backend.go b/internal/backend/cache/backend.go
similarity index 100%
rename from internal/cache/backend.go
rename to internal/backend/cache/backend.go
diff --git a/internal/cache/backend_test.go b/internal/backend/cache/backend_test.go
similarity index 100%
rename from internal/cache/backend_test.go
rename to internal/backend/cache/backend_test.go
diff --git a/internal/cache/cache.go b/internal/backend/cache/cache.go
similarity index 100%
rename from internal/cache/cache.go
rename to internal/backend/cache/cache.go
diff --git a/internal/cache/cache_test.go b/internal/backend/cache/cache_test.go
similarity index 100%
rename from internal/cache/cache_test.go
rename to internal/backend/cache/cache_test.go
diff --git a/internal/cache/dir.go b/internal/backend/cache/dir.go
similarity index 100%
rename from internal/cache/dir.go
rename to internal/backend/cache/dir.go
diff --git a/internal/cache/dir_test.go b/internal/backend/cache/dir_test.go
similarity index 100%
rename from internal/cache/dir_test.go
rename to internal/backend/cache/dir_test.go
diff --git a/internal/cache/file.go b/internal/backend/cache/file.go
similarity index 100%
rename from internal/cache/file.go
rename to internal/backend/cache/file.go
diff --git a/internal/cache/file_test.go b/internal/backend/cache/file_test.go
similarity index 100%
rename from internal/cache/file_test.go
rename to internal/backend/cache/file_test.go
diff --git a/internal/cache/testing.go b/internal/backend/cache/testing.go
similarity index 100%
rename from internal/cache/testing.go
rename to internal/backend/cache/testing.go
diff --git a/internal/repository/raw_test.go b/internal/repository/raw_test.go
index 28786dbcd..ac65a8dc8 100644
--- a/internal/repository/raw_test.go
+++ b/internal/repository/raw_test.go
@@ -7,9 +7,9 @@ import (
 	"testing"
 
 	"github.com/restic/restic/internal/backend"
+	"github.com/restic/restic/internal/backend/cache"
 	"github.com/restic/restic/internal/backend/mem"
 	"github.com/restic/restic/internal/backend/mock"
-	"github.com/restic/restic/internal/cache"
 	"github.com/restic/restic/internal/errors"
 	"github.com/restic/restic/internal/repository"
 	"github.com/restic/restic/internal/restic"
diff --git a/internal/repository/repository.go b/internal/repository/repository.go
index 34a362c55..7233c7854 100644
--- a/internal/repository/repository.go
+++ b/internal/repository/repository.go
@@ -14,8 +14,8 @@ import (
 	"github.com/klauspost/compress/zstd"
 	"github.com/restic/chunker"
 	"github.com/restic/restic/internal/backend"
+	"github.com/restic/restic/internal/backend/cache"
 	"github.com/restic/restic/internal/backend/dryrun"
-	"github.com/restic/restic/internal/cache"
 	"github.com/restic/restic/internal/crypto"
 	"github.com/restic/restic/internal/debug"
 	"github.com/restic/restic/internal/errors"
diff --git a/internal/repository/repository_test.go b/internal/repository/repository_test.go
index 92eb1bbae..679eaaaab 100644
--- a/internal/repository/repository_test.go
+++ b/internal/repository/repository_test.go
@@ -14,9 +14,9 @@ import (
 	"time"
 
 	"github.com/restic/restic/internal/backend"
+	"github.com/restic/restic/internal/backend/cache"
 	"github.com/restic/restic/internal/backend/local"
 	"github.com/restic/restic/internal/backend/mem"
-	"github.com/restic/restic/internal/cache"
 	"github.com/restic/restic/internal/crypto"
 	"github.com/restic/restic/internal/errors"
 	"github.com/restic/restic/internal/index"