diff --git a/generator/src/main/java/org/apache/kafka/message/SchemaGenerator.java b/generator/src/main/java/org/apache/kafka/message/SchemaGenerator.java
index 717eeda3796..d433b0b01be 100644
--- a/generator/src/main/java/org/apache/kafka/message/SchemaGenerator.java
+++ b/generator/src/main/java/org/apache/kafka/message/SchemaGenerator.java
@@ -348,5 +348,9 @@ final class SchemaGenerator {
         buffer.decrementIndent();
         buffer.printf("};%n");
         buffer.printf("%n");
+
+        buffer.printf("public static final short LOWEST_SUPPORTED_VERSION = %d;%n", versions.lowest());
+        buffer.printf("public static final short HIGHEST_SUPPORTED_VERSION = %d;%n", versions.highest());
+        buffer.printf("%n");
     }
 }