diff --git a/container/types.proto b/container/types.proto
index 589d392..85d89c6 100644
--- a/container/types.proto
+++ b/container/types.proto
@@ -7,7 +7,6 @@ option csharp_namespace = "NeoFS.API.v2.Container";
 
 import "netmap/types.proto";
 import "refs/types.proto";
-import "service/types.proto";
 
 // Container is a structure that defines object placement behaviour. Objects
 // can be stored only within containers. They define placement rule, attributes
@@ -16,7 +15,7 @@ import "service/types.proto";
 message Container {
   // Container format version.
   // Effectively the version of API library used to create container
-  neo.fs.v2.service.Version version = 1;
+  neo.fs.v2.refs.Version version = 1;
 
   // OwnerID carries identifier of the container owner.
   neo.fs.v2.refs.OwnerID owner_id = 2;
diff --git a/object/types.proto b/object/types.proto
index c2a2afa..7324d6c 100644
--- a/object/types.proto
+++ b/object/types.proto
@@ -31,7 +31,7 @@ enum MatchType {
 // Short header fields
 message ShortHeader {
   // Object format version.
-  neo.fs.v2.service.Version version = 1;
+  neo.fs.v2.refs.Version version = 1;
 
   // Epoch when the object was created
   uint64 creation_epoch = 2;
@@ -51,7 +51,7 @@ message ShortHeader {
 message Header {
   // Object format version.
   // Effectively the version of API library used to create particular object
-  neo.fs.v2.service.Version version = 1;
+  neo.fs.v2.refs.Version version = 1;
 
   // Object's container
   neo.fs.v2.refs.ContainerID container_id = 2;
diff --git a/refs/types.proto b/refs/types.proto
index f181a78..1f190a9 100644
--- a/refs/types.proto
+++ b/refs/types.proto
@@ -29,4 +29,13 @@ message ContainerID {
 message OwnerID {
   // value carries the identifier of the container owner in a binary format.
   bytes value = 1;
-}
\ No newline at end of file
+}
+
+// Represents API version used by node.
+message Version {
+  // Major API version.
+  uint32 major = 1;
+
+  // Minor API version.
+  uint32 minor = 2;
+}
diff --git a/service/types.proto b/service/types.proto
index c59f4d1..85cf208 100644
--- a/service/types.proto
+++ b/service/types.proto
@@ -17,15 +17,6 @@ message XHeader {
   string value = 2;
 }
 
-// Represents API version used by node.
-message Version {
-  // Major API version.
-  uint32 major = 1;
-
-  // Minor API version.
-  uint32 minor = 2;
-}
-
 // Lifetime parameters of the token. Filed names taken from rfc7519.
 message TokenLifetime {
   // Expiration Epoch
@@ -125,7 +116,7 @@ message BearerToken {
 // Information about the request
 message RequestMetaHeader {
   // Client API version.
-  Version version = 1;
+  neo.fs.v2.refs.Version version = 1;
 
   // Client local epoch number. Set to 0 if unknown.
   uint64 epoch = 2;
@@ -149,7 +140,7 @@ message RequestMetaHeader {
 // Information about the response
 message ResponseMetaHeader {
   // Server API version.
-  Version version = 1;
+  neo.fs.v2.refs.Version version = 1;
 
   // Server local epoch number.
   uint64 epoch = 2;