diff --git a/java/BUILD.bazel b/java/BUILD.bazel
index 5f852af9c..a0845f2e9 100644
--- a/java/BUILD.bazel
+++ b/java/BUILD.bazel
@@ -63,7 +63,6 @@ define_java_module(
         ":io_ray_ray_api",
         ":io_ray_ray_runtime",
         "@maven//:org_apache_commons_commons_lang3",
-        "@maven//:com_beust_jcommander",
         "@maven//:org_testng_testng",
         "@maven//:commons_io_commons_io",
         "@maven//:javax_xml_bind_jaxb_api",
diff --git a/java/dependencies.bzl b/java/dependencies.bzl
index 516de4b00..242136fa4 100644
--- a/java/dependencies.bzl
+++ b/java/dependencies.bzl
@@ -3,7 +3,6 @@ load("@rules_jvm_external//:defs.bzl", "maven_install")
 def gen_java_deps():
     maven_install(
         artifacts = [
-            "com.beust:jcommander:1.72",
             "com.google.code.gson:gson:2.8.5",
             "com.google.guava:guava:27.0.1-jre",
             "com.google.protobuf:protobuf-java:3.8.0",
@@ -18,7 +17,7 @@ def gen_java_deps():
             "org.msgpack:msgpack-core:0.8.20",
             "org.ow2.asm:asm:6.0",
             "org.slf4j:slf4j-log4j12:1.7.25",
-            "org.testng:testng:7.1.0",
+            "org.testng:testng:7.3.0",
             "redis.clients:jedis:2.8.0",
             "net.java.dev.jna:jna:5.5.0",
         ],
diff --git a/java/runtime/pom.xml b/java/runtime/pom.xml
index 5fbb8b65d..a71b6c682 100644
--- a/java/runtime/pom.xml
+++ b/java/runtime/pom.xml
@@ -39,11 +39,6 @@
       <artifactId>ray-api</artifactId>
       <version>${project.version}</version>
     </dependency>
-<dependency>
-  <groupId>com.beust</groupId>
-  <artifactId>jcommander</artifactId>
-  <version>1.72</version>
-</dependency>
 <dependency>
   <groupId>com.google.guava</groupId>
   <artifactId>guava</artifactId>
@@ -112,7 +107,7 @@
 <dependency>
   <groupId>org.testng</groupId>
   <artifactId>testng</artifactId>
-  <version>7.1.0</version>
+  <version>7.3.0</version>
 </dependency>
 <dependency>
   <groupId>redis.clients</groupId>
diff --git a/java/test/pom.xml b/java/test/pom.xml
index 6af5844e9..f401f3cff 100644
--- a/java/test/pom.xml
+++ b/java/test/pom.xml
@@ -79,7 +79,7 @@
 <dependency>
   <groupId>org.testng</groupId>
   <artifactId>testng</artifactId>
-  <version>7.1.0</version>
+  <version>7.3.0</version>
 </dependency>
   </dependencies>
   <build>
diff --git a/java/testng.xml b/java/testng.xml
index aae887f2a..6cc10b9ab 100644
--- a/java/testng.xml
+++ b/java/testng.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<!DOCTYPE suite SYSTEM "http://testng.org/testng-1.0.dtd">
+<!DOCTYPE suite SYSTEM "https://testng.org/testng-1.0.dtd">
 <suite name="RAY suite" verbose="2">
     <test name = "RAY test">
         <packages>
diff --git a/streaming/java/BUILD.bazel b/streaming/java/BUILD.bazel
index 522570020..6200f6482 100644
--- a/streaming/java/BUILD.bazel
+++ b/streaming/java/BUILD.bazel
@@ -153,7 +153,6 @@ java_binary(
         ":io_ray_ray_streaming-runtime_test",
         ":io_ray_ray_streaming-state",
         "//java:io_ray_ray_runtime",
-        "@ray_streaming_maven//:com_beust_jcommander",
         "@ray_streaming_maven//:org_mockito_mockito_all",
         "@ray_streaming_maven//:org_powermock_powermock_api_mockito",
         "@ray_streaming_maven//:org_powermock_powermock_module_testng",
diff --git a/streaming/java/dependencies.bzl b/streaming/java/dependencies.bzl
index b834f6a39..37d0cc8de 100644
--- a/streaming/java/dependencies.bzl
+++ b/streaming/java/dependencies.bzl
@@ -4,7 +4,6 @@ def gen_streaming_java_deps():
     maven_install(
         name = "ray_streaming_maven",
         artifacts = [
-            "com.beust:jcommander:1.72",
             "com.google.guava:guava:27.0.1-jre",
             "com.google.code.findbugs:jsr305:3.0.2",
             "com.google.code.gson:gson:2.8.5",
@@ -16,12 +15,12 @@ def gen_streaming_java_deps():
             "org.slf4j:slf4j-api:1.7.12",
             "org.slf4j:slf4j-log4j12:1.7.25",
             "org.apache.logging.log4j:log4j-core:2.8.2",
-            "org.testng:testng:7.1.0",
+            "org.testng:testng:7.3.0",
             "log4j:log4j:1.2.17",
             "org.mockito:mockito-all:1.10.19",
             "org.apache.commons:commons-lang3:3.3.2",
             "org.msgpack:msgpack-core:0.8.20",
-            "org.testng:testng:7.1.0",
+            "org.testng:testng:7.3.0",
 	        "org.mockito:mockito-all:1.10.19",
 	        "org.powermock:powermock-module-testng:1.6.6",
 	        "org.powermock:powermock-api-mockito:1.6.6",
diff --git a/streaming/java/pom.xml b/streaming/java/pom.xml
index c6ce466a8..103f7dc3d 100644
--- a/streaming/java/pom.xml
+++ b/streaming/java/pom.xml
@@ -66,7 +66,7 @@
     <projetct.version>1.1.0-SNAPSHOT</projetct.version>
     <slf4j.version>1.7.25</slf4j.version>
     <log4j.version>1.2.17</log4j.version>
-    <testng.version>7.1.0</testng.version>
+    <testng.version>7.3.0</testng.version>
     <mockito.version>1.10.19</mockito.version>
     <guava.version>27.0.1-jre</guava.version>
     <fst.version>2.57</fst.version>
diff --git a/streaming/java/streaming-api/pom.xml b/streaming/java/streaming-api/pom.xml
index 3333a3afd..61e3ae006 100644
--- a/streaming/java/streaming-api/pom.xml
+++ b/streaming/java/streaming-api/pom.xml
@@ -65,7 +65,7 @@
 <dependency>
   <groupId>org.testng</groupId>
   <artifactId>testng</artifactId>
-  <version>7.1.0</version>
+  <version>7.3.0</version>
 </dependency>
   </dependencies>
 </project>
diff --git a/streaming/java/streaming-runtime/pom.xml b/streaming/java/streaming-runtime/pom.xml
index 4b6540392..7331bc103 100644
--- a/streaming/java/streaming-runtime/pom.xml
+++ b/streaming/java/streaming-runtime/pom.xml
@@ -127,7 +127,7 @@
 <dependency>
   <groupId>org.testng</groupId>
   <artifactId>testng</artifactId>
-  <version>7.1.0</version>
+  <version>7.3.0</version>
 </dependency>
   </dependencies>
 
diff --git a/streaming/java/streaming-state/pom.xml b/streaming/java/streaming-state/pom.xml
index 4e8109bc9..3c051096d 100644
--- a/streaming/java/streaming-state/pom.xml
+++ b/streaming/java/streaming-state/pom.xml
@@ -86,11 +86,6 @@
       <artifactId>commons-lang3</artifactId>
       <version>3.3.2</version>
     </dependency>
-    <dependency>
-      <groupId>com.beust</groupId>
-      <artifactId>jcommander</artifactId>
-      <version>1.27</version>
-    </dependency>
   </dependencies>
 
 </project>
\ No newline at end of file
diff --git a/streaming/java/testng.xml b/streaming/java/testng.xml
index 62c72a40f..3eaadbbdc 100644
--- a/streaming/java/testng.xml
+++ b/streaming/java/testng.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<!DOCTYPE suite SYSTEM "http://testng.org/testng-1.0.dtd">
+<!DOCTYPE suite SYSTEM "https://testng.org/testng-1.0.dtd">
 <suite name="Ray streaming test suite">
   <test name="Ray streaming test">
     <packages>