diff --git a/CIP-0104/README.md b/CIP-0104/README.md
index 8557388e8e..342f8084a4 100644
--- a/CIP-0104/README.md
+++ b/CIP-0104/README.md
@@ -9,6 +9,7 @@ Authors:
 Implementors:
 - Eternl <https://eternl.io/>
 - newm-chain <https://newm.io/>
+- Gero <https://gerowallet.io/>
 Discussions:
     - https://github.com/cardano-foundation/cips/pulls/588
 Created: 2023-09-03
diff --git a/CIP-0105/README.md b/CIP-0105/README.md
index 0b85e0b679..d2188f3e15 100644
--- a/CIP-0105/README.md
+++ b/CIP-0105/README.md
@@ -15,6 +15,7 @@ Implementors:
   - Typhon <https://typhonwallet.io/>
   - Vespr <https://vespr.xyz/>
   - Yoroi <https://yoroi-wallet.com/>
+  - Gero <https://gerowallet.io/>
 Discussions:
   - https://github.com/cardano-foundation/cips/pulls/597
 Created: 2023-09-22
diff --git a/CIP-0129/README.md b/CIP-0129/README.md
index 08bfe12cd5..92865aa23b 100644
--- a/CIP-0129/README.md
+++ b/CIP-0129/README.md
@@ -170,6 +170,7 @@ Tools, Wallets, and Explorers to utilize the identifiers and bech32 prefixes def
   - [x] Eternl
   - [x] Typhon Wallet
   - [ ] Lace
+  - [x] Gero
 
 ### Implementation Plan
 - This CIP uses some bech32 prefixes which are already defined by CIP105 and ref by CIP005, This PR includes updates to both the CIPs with updated vector spec. The suggested changes align with the design of the original CIP005.
@@ -182,4 +183,4 @@ Tools, Wallets, and Explorers to utilize the identifiers and bech32 prefixes def
 
 ## Copyright
 
-This CIP is licensed under [CC-BY-4.0](https://creativecommons.org/licenses/by/4.0/legalcode).
\ No newline at end of file
+This CIP is licensed under [CC-BY-4.0](https://creativecommons.org/licenses/by/4.0/legalcode).
diff --git a/CIP-0142/README.md b/CIP-0142/README.md
index 97445729b2..dcedbdc570 100644
--- a/CIP-0142/README.md
+++ b/CIP-0142/README.md
@@ -91,6 +91,7 @@ While CIP-0030's `getNetworkId()` provides basic network identification, the gro
 - [ ] Implementation by at least three wallet providers
   - [x] Eternl
   - [ ] Lace
+  - [x] Gero
 - [ ] Implementation by at least three web app providers
 - [ ] Implementation by at one serialisation library or SDK
 - [ ] No reported conflicts with other CIP-0030 extensions
@@ -116,4 +117,4 @@ While CIP-0030's `getNetworkId()` provides basic network identification, the gro
   
 ## Copyright
 
-This CIP is licensed under [CC-BY-4.0](https://creativecommons.org/licenses/by/4.0/legalcode). 
\ No newline at end of file
+This CIP is licensed under [CC-BY-4.0](https://creativecommons.org/licenses/by/4.0/legalcode).