diff --git a/.github/CODEOWNERS b/.github/CODEOWNERS
index 4b4db8c9a757..b977c76bd11b 100644
--- a/.github/CODEOWNERS
+++ b/.github/CODEOWNERS
@@ -18,6 +18,7 @@
 /op-heartbeat   @ethereum-optimism/go-reviewers
 /op-node        @ethereum-optimism/go-reviewers
 /op-node/rollup @protolambda @trianglesphere @ajsutton
+/op-plasma      @ethereum-optimism/go-reviewers
 /op-preimage    @ethereum-optimism/go-reviewers
 /op-program     @ethereum-optimism/go-reviewers
 /op-proposer    @ethereum-optimism/go-reviewers