diff --git a/splunk-cloudwatch-logs-processor/template.yaml b/splunk-cloudwatch-logs-processor/template.yaml
index 3213306..7b7e9f2 100644
--- a/splunk-cloudwatch-logs-processor/template.yaml
+++ b/splunk-cloudwatch-logs-processor/template.yaml
@@ -54,7 +54,7 @@ Resources:
       Type: 'AWS::Serverless::Function'
       Properties:
         Handler: index.handler
-        Runtime: nodejs10.x
+        Runtime: nodejs18.x
         CodeUri: ./splunk-cloudwatch-logs-processor.zip
         Description: Stream events from AWS CloudWatch Logs to Splunk HTTP event collector
         MemorySize: 512
@@ -64,4 +64,4 @@ Resources:
             SPLUNK_HEC_URL: !Ref SplunkHttpEventCollectorURL
             SPLUNK_HEC_TOKEN: !Ref SplunkHttpEventCollectorToken
 
-  
\ No newline at end of file
+