diff --git a/proto/penumbra/penumbra/tools/summoning/v1/summoning.proto b/proto/penumbra/penumbra/tools/summoning/v1/summoning.proto
index 96c99dd2ec..5859301ac6 100644
--- a/proto/penumbra/penumbra/tools/summoning/v1/summoning.proto
+++ b/proto/penumbra/penumbra/tools/summoning/v1/summoning.proto
@@ -89,7 +89,7 @@ message ParticipateResponse {
     CeremonyCrs parent = 1;
   }
 
-  // Sent to the participant to confim their contribution was accepted.
+  // Sent to the participant to confirm their contribution was accepted.
   message Confirm {
     uint64 slot = 1;
   }