diff --git a/splunk-kinesis-stream-processor/template.yaml b/splunk-kinesis-stream-processor/template.yaml
index f70d578..b25e059 100644
--- a/splunk-kinesis-stream-processor/template.yaml
+++ b/splunk-kinesis-stream-processor/template.yaml
@@ -42,7 +42,7 @@ Resources:
       Type: 'AWS::Serverless::Function'
       Properties:
         Handler: index.handler
-        Runtime: nodej10.x
+        Runtime: nodej18.x
         CodeUri: ./splunk-kinesis-stream-processor.zip
         Policies:
           - KinesisStreamReadPolicy:
@@ -62,4 +62,4 @@ Resources:
               StartingPosition: !Ref KinesisStreamStartingPosition
               BatchSize: !Ref KinesisStreamBatchSize
 
-  
\ No newline at end of file
+