diff --git a/README.md b/README.md
index daadadd..88afb50 100644
--- a/README.md
+++ b/README.md
@@ -18,6 +18,6 @@ Specify the YDB Java Protobuf module in the dependencies:
 <dependency>
     <groupId>tech.ydb</groupId>
     <artifactId>ydb-proto-api</artifactId>
-    <version>1.8.0</version>
+    <version>1.9.0</version>
 </dependency>
 ```
diff --git a/pom.xml b/pom.xml
index a1b48e0..7fd0c8e 100644
--- a/pom.xml
+++ b/pom.xml
@@ -7,7 +7,7 @@
 
     <groupId>tech.ydb</groupId>
     <artifactId>ydb-proto-api</artifactId>
-    <version>1.8.0</version>
+    <version>1.9.0</version>
 
     <name>YDB Java Protocol Buffers IDL</name>
     <description>Generated from Protocol Buffers IDL Java sources</description>
diff --git a/src/main/proto b/src/main/proto
index 97ae28e..3441712 160000
--- a/src/main/proto
+++ b/src/main/proto
@@ -1 +1 @@
-Subproject commit 97ae28e0194df0daabf5aba34a019413e0e487ad
+Subproject commit 344171236328c9806350e64a6156edb995163111