diff --git a/proto/zetachain/zetacore/crosschain/rate_limiter_flags.proto b/proto/zetachain/zetacore/crosschain/rate_limiter_flags.proto
index 0e8185713b..f1402cb138 100644
--- a/proto/zetachain/zetacore/crosschain/rate_limiter_flags.proto
+++ b/proto/zetachain/zetacore/crosschain/rate_limiter_flags.proto
@@ -18,7 +18,7 @@ message RateLimiterFlags {
   ];
 
   // conversion in azeta per token
-  repeated Conversion conversions = 4 [(gogoproto.nullable) = false];
+  repeated Conversion conversions = 4 [ (gogoproto.nullable) = false ];
 }
 
 message Conversion {