diff --git a/ballerina/Ballerina.toml b/ballerina/Ballerina.toml
index 154e5c7..f60a995 100644
--- a/ballerina/Ballerina.toml
+++ b/ballerina/Ballerina.toml
@@ -1,13 +1,13 @@
 [package]
 org = "ballerina"
 name = "os"
-version = "1.8.2"
+version = "1.9.0"
 authors = ["Ballerina"]
 keywords = ["environment"]
 repository = "https://github.com/ballerina-platform/module-ballerina-os"
 icon = "icon.png"
 license = ["Apache-2.0"]
-distribution = "2201.8.0"
+distribution = "2201.11.0"
 
 [platform.java21]
 graalvmCompatible = true
@@ -15,17 +15,17 @@ graalvmCompatible = true
 [[platform.java21.dependency]]
 groupId = "io.ballerina.stdlib"
 artifactId = "os-native"
-version = "1.8.2"
-path = "../native/build/libs/os-native-1.8.2-SNAPSHOT.jar"
+version = "1.9.0"
+path = "../native/build/libs/os-native-1.9.0.jar"
 
 [[platform.java21.dependency]]
 groupId = "io.ballerina.stdlib"
 artifactId = "io-native"
-version = "1.6.0"
-path = "./lib/io-native-1.6.0.jar"
+version = "1.7.0"
+path = "./lib/io-native-1.7.0.jar"
 
 [[platform.java21.dependency]]
 groupId = "io.ballerina.stdlib"
 artifactId = "os-test-utils"
-version = "1.8.1"
-path = "../test-utils/build/libs/os-test-utils-1.8.1-SNAPSHOT.jar"
+version = "1.9.0"
+path = "../test-utils/build/libs/os-test-utils-1.9.0.jar"
diff --git a/ballerina/Dependencies.toml b/ballerina/Dependencies.toml
index b7e202a..de12f6d 100644
--- a/ballerina/Dependencies.toml
+++ b/ballerina/Dependencies.toml
@@ -5,12 +5,12 @@
 
 [ballerina]
 dependencies-toml-version = "2"
-distribution-version = "2201.10.0-20240926-231800-8a5a4343"
+distribution-version = "2201.11.0"
 
 [[package]]
 org = "ballerina"
 name = "io"
-version = "1.6.0"
+version = "1.7.0"
 dependencies = [
 	{org = "ballerina", name = "jballerina.java"},
 	{org = "ballerina", name = "lang.value"}
@@ -27,6 +27,26 @@ modules = [
 	{org = "ballerina", packageName = "jballerina.java", moduleName = "jballerina.java"}
 ]
 
+[[package]]
+org = "ballerina"
+name = "lang.__internal"
+version = "0.0.0"
+scope = "testOnly"
+dependencies = [
+	{org = "ballerina", name = "jballerina.java"},
+	{org = "ballerina", name = "lang.object"}
+]
+
+[[package]]
+org = "ballerina"
+name = "lang.array"
+version = "0.0.0"
+scope = "testOnly"
+dependencies = [
+	{org = "ballerina", name = "jballerina.java"},
+	{org = "ballerina", name = "lang.__internal"}
+]
+
 [[package]]
 org = "ballerina"
 name = "lang.error"
@@ -36,6 +56,12 @@ dependencies = [
 	{org = "ballerina", name = "jballerina.java"}
 ]
 
+[[package]]
+org = "ballerina"
+name = "lang.object"
+version = "0.0.0"
+scope = "testOnly"
+
 [[package]]
 org = "ballerina"
 name = "lang.value"
@@ -47,7 +73,7 @@ dependencies = [
 [[package]]
 org = "ballerina"
 name = "os"
-version = "1.8.1"
+version = "1.9.0"
 dependencies = [
 	{org = "ballerina", name = "io"},
 	{org = "ballerina", name = "jballerina.java"},
@@ -64,6 +90,7 @@ version = "0.0.0"
 scope = "testOnly"
 dependencies = [
 	{org = "ballerina", name = "jballerina.java"},
+	{org = "ballerina", name = "lang.array"},
 	{org = "ballerina", name = "lang.error"}
 ]
 modules = [
diff --git a/gradle.properties b/gradle.properties
index 5dcbf2e..94b6709 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -1,6 +1,6 @@
 org.gradle.caching=true
 group=io.ballerina.stdlib
-version=1.9.0-SNAPSHOT
+version=1.9.1-SNAPSHOT
 
 ballerinaGradlePluginVersion=2.3.0
 spotbugsPluginVersion=6.0.18
@@ -9,5 +9,5 @@ downloadPluginVersion=5.4.0
 releasePluginVersion=2.8.0
 checkstylePluginVersion=10.12.0
 
-ballerinaLangVersion=2201.11.0-20250127-101700-a4b67fe5
-stdlibIoVersion=1.7.0-20250127-170200-0d36f73
+ballerinaLangVersion=2201.11.0
+stdlibIoVersion=1.7.0