diff --git a/clients/src/main/java/org/apache/kafka/common/config/provider/ConfigProvider.java b/clients/src/main/java/org/apache/kafka/common/config/provider/ConfigProvider.java
index 8561511e64e..fe65ddfa306 100644
--- a/clients/src/main/java/org/apache/kafka/common/config/provider/ConfigProvider.java
+++ b/clients/src/main/java/org/apache/kafka/common/config/provider/ConfigProvider.java
@@ -25,6 +25,7 @@ import java.util.Set;
 
 /**
  * A provider of configuration data, which may optionally support subscriptions to configuration changes.
+ * Implementations are required to safely support concurrent calls to any of the methods in this interface.
  */
 public interface ConfigProvider extends Configurable, Closeable {