diff --git a/crates/arroyo-connectors/src/confluent/mod.rs b/crates/arroyo-connectors/src/confluent/mod.rs
index c694b9ef7..4db2ebf4b 100644
--- a/crates/arroyo-connectors/src/confluent/mod.rs
+++ b/crates/arroyo-connectors/src/confluent/mod.rs
@@ -84,6 +84,7 @@ impl From<ConfluentProfile> for KafkaConfig {
                 password: c.secret,
             },
             schema_registry_enum: Some(c.schema_registry.into()),
+            connection_properties: vec![],
         }
     }
 }
diff --git a/crates/arroyo-connectors/src/kafka/mod.rs b/crates/arroyo-connectors/src/kafka/mod.rs
index 4db46c48a..2f2668ad6 100644
--- a/crates/arroyo-connectors/src/kafka/mod.rs
+++ b/crates/arroyo-connectors/src/kafka/mod.rs
@@ -105,6 +105,7 @@ impl KafkaConnector {
             authentication: auth,
             bootstrap_servers: BootstrapServers(pull_opt("bootstrap_servers", options)?),
             schema_registry_enum: schema_registry,
+            connection_properties: vec![],
         })
     }
 
@@ -926,6 +927,14 @@ pub fn client_configs(
         }
     };
 
+    for prop in connection.connection_properties.iter() {
+        if let Some((k, v)) = prop.split_once('=') {
+            client_configs.insert(k.to_string(), v.to_string());
+        } else {
+            bail!("invalid connection property: {}", prop);
+        }
+    }
+
     if let Some(table) = table {
         client_configs.extend(
             table
diff --git a/crates/arroyo-connectors/src/kafka/profile.json b/crates/arroyo-connectors/src/kafka/profile.json
index 6fe762dee..463472710 100644
--- a/crates/arroyo-connectors/src/kafka/profile.json
+++ b/crates/arroyo-connectors/src/kafka/profile.json
@@ -106,6 +106,16 @@
                     "sensitive": ["apiSecret"]
                 }
             ]
+        },
+        "connectionProperties": {
+            "type": "array",
+            "title": "Connection Properties",
+            "description": "Key-value pairs of rdkafka configuration options",
+            "examples": ["client.id=arroyo"],
+            "items": {
+                "type": "string",
+                "title": "property"
+            }
         }
     },
     "required": ["bootstrapServers", "authentication"]