diff --git a/src/connector/src/connector_common/iceberg/mod.rs b/src/connector/src/connector_common/iceberg/mod.rs
index 42bddfd169de0..9c08217ff1a60 100644
--- a/src/connector/src/connector_common/iceberg/mod.rs
+++ b/src/connector/src/connector_common/iceberg/mod.rs
@@ -500,7 +500,7 @@ impl IcebergCommon {
                                 anyhow!("`warehouse.path` must be set in storage catalog")
                             })?)
                             .credential(self.gcs_credential.clone().ok_or_else(|| {
-                                anyhow!("`gcs.gcs_credential` must be set in storage catalog")
+                                anyhow!("`gcs.credential` must be set in storage catalog")
                             })?)
                             .build(),
                     )