diff --git a/bom/pom.xml b/bom/pom.xml
index 89fa05d6..d3f9f8bd 100644
--- a/bom/pom.xml
+++ b/bom/pom.xml
@@ -15,7 +15,7 @@
 
     <properties>
         <ydb-auth-api.version>1.0.0</ydb-auth-api.version>
-        <ydb-proto-api.version>1.7.1</ydb-proto-api.version>
+        <ydb-proto-api.version>1.7.3</ydb-proto-api.version>
         <yc-auth.version>2.2.0</yc-auth.version>
     </properties>