diff --git a/client/errors.go b/client/errors.go
index ba29bce679..e41b728d3a 100644
--- a/client/errors.go
+++ b/client/errors.go
@@ -71,38 +71,6 @@ func wrapResponseError(err error, resp serverResponse, object, id string) error
 	}
 }
 
-// IsErrImageNotFound returns true if the error is caused
-// when an image is not found in the docker host.
-//
-// Deprecated: Use IsErrNotFound
-func IsErrImageNotFound(err error) bool {
-	return IsErrNotFound(err)
-}
-
-// IsErrContainerNotFound returns true if the error is caused
-// when a container is not found in the docker host.
-//
-// Deprecated: Use IsErrNotFound
-func IsErrContainerNotFound(err error) bool {
-	return IsErrNotFound(err)
-}
-
-// IsErrNetworkNotFound returns true if the error is caused
-// when a network is not found in the docker host.
-//
-// Deprecated: Use IsErrNotFound
-func IsErrNetworkNotFound(err error) bool {
-	return IsErrNotFound(err)
-}
-
-// IsErrVolumeNotFound returns true if the error is caused
-// when a volume is not found in the docker host.
-//
-// Deprecated: Use IsErrNotFound
-func IsErrVolumeNotFound(err error) bool {
-	return IsErrNotFound(err)
-}
-
 // unauthorizedError represents an authorization error in a remote registry.
 type unauthorizedError struct {
 	cause error
@@ -120,30 +88,6 @@ func IsErrUnauthorized(err error) bool {
 	return ok
 }
 
-// IsErrNodeNotFound returns true if the error is caused
-// when a node is not found.
-//
-// Deprecated: Use IsErrNotFound
-func IsErrNodeNotFound(err error) bool {
-	return IsErrNotFound(err)
-}
-
-// IsErrServiceNotFound returns true if the error is caused
-// when a service is not found.
-//
-// Deprecated: Use IsErrNotFound
-func IsErrServiceNotFound(err error) bool {
-	return IsErrNotFound(err)
-}
-
-// IsErrTaskNotFound returns true if the error is caused
-// when a task is not found.
-//
-// Deprecated: Use IsErrNotFound
-func IsErrTaskNotFound(err error) bool {
-	return IsErrNotFound(err)
-}
-
 type pluginPermissionDenied struct {
 	name string
 }
@@ -187,27 +131,3 @@ func (cli *Client) NewVersionError(APIrequired, feature string) error {
 	}
 	return nil
 }
-
-// IsErrSecretNotFound returns true if the error is caused
-// when a secret is not found.
-//
-// Deprecated: Use IsErrNotFound
-func IsErrSecretNotFound(err error) bool {
-	return IsErrNotFound(err)
-}
-
-// IsErrConfigNotFound returns true if the error is caused
-// when a config is not found.
-//
-// Deprecated: Use IsErrNotFound
-func IsErrConfigNotFound(err error) bool {
-	return IsErrNotFound(err)
-}
-
-// IsErrPluginNotFound returns true if the error is caused
-// when a plugin is not found in the docker host.
-//
-// Deprecated: Use IsErrNotFound
-func IsErrPluginNotFound(err error) bool {
-	return IsErrNotFound(err)
-}