diff --git a/src/Config/Source/DefaultSource.php b/src/Config/Source/DefaultSource.php
index 8f7c3f73..a5c3cf3f 100644
--- a/src/Config/Source/DefaultSource.php
+++ b/src/Config/Source/DefaultSource.php
@@ -50,7 +50,7 @@ private function getDefaultConfig() : array
             ConfigKey::CORE_AGENT_DIRECTORY => '/tmp/scout_apm_core',
             ConfigKey::CORE_AGENT_DOWNLOAD_ENABLED => true,
             ConfigKey::CORE_AGENT_LAUNCH_ENABLED => true,
-            ConfigKey::CORE_AGENT_VERSION => 'v1.2.4',
+            ConfigKey::CORE_AGENT_VERSION => 'v1.2.6',
             ConfigKey::CORE_AGENT_DOWNLOAD_URL => 'https://s3-us-west-1.amazonaws.com/scout-public-downloads/apm_core_agent/release',
             ConfigKey::CORE_AGENT_PERMISSIONS => 0777,
             ConfigKey::MONITORING_ENABLED => false,