diff --git a/gradle.properties b/gradle.properties
index 729b905..011fe55 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -16,7 +16,7 @@ org.gradle.caching=true
 group=io.ballerina
 version=1.2.1-SNAPSHOT
 
-ballerinaLangVersion=2201.8.0
+ballerinaLangVersion=2201.9.0-20240403-114600-ceb51559
 ballerinaTomlParserVersion=1.2.2
 ballerinaGradlePluginVersion=2.0.1
 puppycrawlCheckstyleVersion=10.12.0
@@ -24,7 +24,7 @@ openTelemetryVersion=1.7.0
 nettyCodecVersion=4.1.100.Final
 gsonVersion=2.10.1
 
-observeVersion=1.2.0
+observeVersion=1.2.3-20240403-143400-5f0247b
 
 # Test Dependency Versions
 testngVersion=7.6.1