diff --git a/client/src/client-only-routes/ShowCertification.js b/client/src/client-only-routes/ShowCertification.js
index 2feb7c0ecd..192a13ad0a 100644
--- a/client/src/client-only-routes/ShowCertification.js
+++ b/client/src/client-only-routes/ShowCertification.js
@@ -291,7 +291,8 @@ const ShowCertification = props => {
         bsSize='lg'
         bsStyle='primary'
         target='_blank'
-        href={`https://www.linkedin.com/profile/add?startTask=CERTIFICATION_NAME&name=${certTitle}&organizationId=4831032&issueYear=${certYear}&issueMonth=${certMonth}&certUrl=${certURL}`}
+        href={`https://www.linkedin.com/profile/add?startTask=CERTIFICATION_NAME&name=${certTitle}&organizationId=4831032&issueYear=${certYear}&issueMonth=${certMonth +
+          1}&certUrl=${certURL}`}
       >
         {t('profile.add-linkedin')}
       </Button>