Docker pull error : x509: certificate has expired or is not yet valid

Description of problem:

I'm trying to pull ubuntu from the public registry with this command :

docker pull ubuntu

And then i got this results (the previous command was working yesterday) :

"Error while pulling image: Get https://index.docker.io/v1/repositories/library/ubuntu/images: x509: certificate has expired or is not yet valid"

docker version :

Client:Version: 1.10.0API version: 1.22Go version: go1.5.3Git commit: 590d510Built: Thu Feb 4 18:36:33 2016OS/Arch: linux/amd64Server:Version: 1.10.0API version: 1.22Go version: go1.5.3Git commit: 590d510Built: Thu Feb 4 18:36:33 2016OS/Arch: linux/amd64

docker info :

Containers: 4Running: 0Paused: 0Stopped: 4Images: 20Server Version: 1.10.0Storage Driver: aufsRoot Dir: /var/lib/docker/aufsBacking Filesystem: extfsDirs: 44Dirperm1 Supported: trueExecution Driver: native-0.2Logging Driver: json-filePlugins: Volume: localNetwork: bridge null hostKernel Version: 3.19.0-49-genericOperating System: Ubuntu 14.04.3 LTSOSType: linuxArchitecture: x86_64CPUs: 4Total Memory: 5.815 GiBName: ubuntuID: Y6OO:23T2:BAPU:DVQJ:HJCJ:USEP:T6EU:PMG4:O4M6:46C7:JKPC:BQHTWARNING: No swap limit support

uname -a :

Linux ubuntu 3.19.0-49-generic #55~14.04.1-Ubuntu SMP Fri Jan 22 11:24:31 UTC 2016 x86_64 x86_64 x86_64 GNU/Linux

I verify my "date" and everything is good. I don't know where this issue can come from.