diff --git a/commit_verify/src/merkle.rs b/commit_verify/src/merkle.rs
index ecb6699f..581412c4 100644
--- a/commit_verify/src/merkle.rs
+++ b/commit_verify/src/merkle.rs
@@ -119,7 +119,7 @@ pub struct MerkleHash(
 );
 
 impl CommitmentId for MerkleHash {
-    const TAG: &'static str = "urn:lnpbp:merkle:node#2024-01-31";
+    const TAG: &'static str = "urn:ubideco:merkle:node#2024-01-31";
 }
 
 impl From<Sha256> for MerkleHash {
diff --git a/commit_verify/src/mpc/atoms.rs b/commit_verify/src/mpc/atoms.rs
index e6eea9fc..00c03448 100644
--- a/commit_verify/src/mpc/atoms.rs
+++ b/commit_verify/src/mpc/atoms.rs
@@ -133,7 +133,7 @@ pub struct Commitment(
 );
 
 impl CommitmentId for Commitment {
-    const TAG: &'static str = "urn:lnpbp:mpc:commitment#2024-01-31";
+    const TAG: &'static str = "urn:ubideco:mpc:commitment#2024-01-31";
 }
 
 impl Commitment {