diff --git a/_posts/2019-03-11-identity-github.md b/_posts/2019-03-11-identity-github.md
index b2a2f69b..c64163b9 100644
--- a/_posts/2019-03-11-identity-github.md
+++ b/_posts/2019-03-11-identity-github.md
@@ -16,8 +16,8 @@ header:
   image: /images/github.png
   og_image: /images/github.jpeg
   teaser: /images/github_teaser.png
-categories: ["Code","Web Standards"]
-tags: ["ID2020","Danube Tech","W3C","XDI","OASIS","Digital Bazaar","Rebooting WoT","JSON-LD","Credentials Community Group","RDF","Veres One","Learning Machine","BTCR","Danube Tech","Jolocom","Blockcerts"]
+categories: ["Code","Web Standards","W3C"]
+tags: ["ID2020","Danube Tech","XDI","OASIS","Digital Bazaar","Rebooting WoT","JSON-LD","Credentials Community Group","RDF","Veres One","Learning Machine","BTCR","Danube Tech","Jolocom","Blockcerts"]
 last_modified_at: 2019-03-15
 ---
 
diff --git a/_posts/organizations/ssi-meetup/2019-07-20-open-standards.md b/_posts/organizations/ssi-meetup/2019-07-20-open-standards.md
index 4cb54957..3fbe57d9 100644
--- a/_posts/organizations/ssi-meetup/2019-07-20-open-standards.md
+++ b/_posts/organizations/ssi-meetup/2019-07-20-open-standards.md
@@ -5,8 +5,8 @@ layout: single
 permalink: organizations/ssi-meetup/open-specs/
 canonical_url: 'https://decentralized-id.com/organizations/ssi-meetup/open-specs/'
 redirect_from: organizations/ssi-meetup/open-standards/
-categories: ["Web Standards","Multi-Media"]
-tags: ["SSI-Meetup","DID","BTCR","Verifiable Credentials","W3C","DKMS"]
+categories: ["Web Standards","Multi-Media","W3C"]
+tags: ["SSI-Meetup","DID","BTCR","Verifiable Credentials","DKMS"]
 last_modified_at: 2019-07-20
 toc_sticky: false
 ---
diff --git a/_posts/web-standards/2019-03-03-specs-standards.md b/_posts/web-standards/2019-03-03-specs-standards.md
index 7c8a7844..d013ef85 100644
--- a/_posts/web-standards/2019-03-03-specs-standards.md
+++ b/_posts/web-standards/2019-03-03-specs-standards.md
@@ -8,8 +8,8 @@ redirect_from:
   - standards
   - standards/
   - specs-standards/
-categories: ["Web Standards","Hyperledger Foundation","Decentralized Identity Foundation"]
-tags: ["Index","Credentials Community Group", "FIDO","OpenID","XDI","W3C","OASIS","JSON-LD"]
+categories: ["Web Standards","Hyperledger Foundation","Decentralized Identity Foundation","W3C"]
+tags: ["Index","Credentials Community Group", "FIDO","OpenID","XDI","OASIS","JSON-LD"]
 last_modified_at: 2020-04-04
 ---