diff --git a/docs/connector/flink/hudi.rst b/docs/connector/flink/hudi.rst
index d32f0cda1..16669f483 100644
--- a/docs/connector/flink/hudi.rst
+++ b/docs/connector/flink/hudi.rst
@@ -42,7 +42,7 @@ Dependencies
 
 The **classpath** of kyuubi flink sql engine with Hudi supported consists of
 
-1. kyuubi-flink-sql-engine-|release|.jar, the engine jar deployed with Kyuubi distributions
+1. kyuubi-flink-sql-engine-|release|_2.12.jar, the engine jar deployed with Kyuubi distributions
 2. a copy of flink distribution
 3. hudi-flink<flink.version>-bundle_<scala.version>-<hudi.version>.jar (example: hudi-flink1.14-bundle_2.12-0.11.1.jar), which can be found in the `Maven Central`_
 
diff --git a/docs/connector/flink/iceberg.rst b/docs/connector/flink/iceberg.rst
index 5fc1974a7..8d0ad4ead 100644
--- a/docs/connector/flink/iceberg.rst
+++ b/docs/connector/flink/iceberg.rst
@@ -43,7 +43,7 @@ Dependencies
 
 The **classpath** of kyuubi flink sql engine with Iceberg supported consists of
 
-1. kyuubi-flink-sql-engine-|release|.jar, the engine jar deployed with Kyuubi distributions
+1. kyuubi-flink-sql-engine-|release|_2.12.jar, the engine jar deployed with Kyuubi distributions
 2. a copy of flink distribution
 3. iceberg-flink-runtime-<flink.version>-<iceberg.version>.jar (example: iceberg-flink-runtime-1.14-0.14.0.jar), which can be found in the `Maven Central`_
 
diff --git a/docs/connector/spark/delta_lake.rst b/docs/connector/spark/delta_lake.rst
index 7a162ad93..045573849 100644
--- a/docs/connector/spark/delta_lake.rst
+++ b/docs/connector/spark/delta_lake.rst
@@ -46,7 +46,7 @@ Dependencies
 
 The **classpath** of kyuubi spark sql engine with delta lake supported consists of
 
-1. kyuubi-spark-sql-engine-|release|.jar, the engine jar deployed with kyuubi distributions
+1. kyuubi-spark-sql-engine-|release|_2.12.jar, the engine jar deployed with kyuubi distributions
 2. a copy of spark distribution
 3. delta-core & delta-storage, which can be found in the `Maven Central`_
 
diff --git a/docs/connector/spark/flink_table_store.rst b/docs/connector/spark/flink_table_store.rst
index 2a221c903..fe7afa866 100644
--- a/docs/connector/spark/flink_table_store.rst
+++ b/docs/connector/spark/flink_table_store.rst
@@ -44,7 +44,7 @@ Dependencies
 
 The **classpath** of kyuubi spark sql engine with Flink Table Store supported consists of
 
-1. kyuubi-spark-sql-engine-|release|.jar, the engine jar deployed with Kyuubi distributions
+1. kyuubi-spark-sql-engine-|release|_2.12.jar, the engine jar deployed with Kyuubi distributions
 2. a copy of spark distribution
 3. flink-table-store-spark-<version>.jar (example: flink-table-store-spark-0.2.jar), which can be found in the `Maven Central`_
 
diff --git a/docs/connector/spark/hudi.rst b/docs/connector/spark/hudi.rst
index 3c50720d3..5c340cbc7 100644
--- a/docs/connector/spark/hudi.rst
+++ b/docs/connector/spark/hudi.rst
@@ -43,7 +43,7 @@ Dependencies
 
 The **classpath** of kyuubi spark sql engine with Hudi supported consists of
 
-1. kyuubi-spark-sql-engine-|release|.jar, the engine jar deployed with Kyuubi distributions
+1. kyuubi-spark-sql-engine-|release|_2.12.jar, the engine jar deployed with Kyuubi distributions
 2. a copy of spark distribution
 3. hudi-spark<spark.version>-bundle_<scala.version>-<hudi.version>.jar (example: hudi-spark3.2-bundle_2.12-0.11.1.jar), which can be found in the `Maven Central`_
 
diff --git a/docs/connector/spark/iceberg.rst b/docs/connector/spark/iceberg.rst
index 85a7407be..538f98b35 100644
--- a/docs/connector/spark/iceberg.rst
+++ b/docs/connector/spark/iceberg.rst
@@ -45,7 +45,7 @@ Dependencies
 
 The **classpath** of kyuubi spark sql engine with Iceberg supported consists of
 
-1. kyuubi-spark-sql-engine-|release|.jar, the engine jar deployed with Kyuubi distributions
+1. kyuubi-spark-sql-engine-|release|_2.12.jar, the engine jar deployed with Kyuubi distributions
 2. a copy of spark distribution
 3. iceberg-spark-runtime-<spark.version>_<scala.version>-<iceberg.version>.jar (example: iceberg-spark-runtime-3.2_2.12-0.14.0.jar), which can be found in the `Maven Central`_
 
diff --git a/docs/connector/spark/tidb.rst b/docs/connector/spark/tidb.rst
index 922d08dc6..e7432f991 100644
--- a/docs/connector/spark/tidb.rst
+++ b/docs/connector/spark/tidb.rst
@@ -47,7 +47,7 @@ Dependencies
 ************
 The classpath of kyuubi spark sql engine with TiDB supported consists of
 
-1. kyuubi-spark-sql-engine-|release|.jar, the engine jar deployed with Kyuubi distributions
+1. kyuubi-spark-sql-engine-|release|_2.12.jar, the engine jar deployed with Kyuubi distributions
 2. a copy of spark distribution
 3. tispark-assembly-<spark.version>_<scala.version>-<tispark.version>.jar (example: tispark-assembly-3.2_2.12-3.0.1.jar), which can be found in the `Maven Central`_