diff --git a/lambdas/mparticle-firehose-handler/yarn.lock b/lambdas/mparticle-firehose-handler/yarn.lock
index 775465f..a48321f 100644
--- a/lambdas/mparticle-firehose-handler/yarn.lock
+++ b/lambdas/mparticle-firehose-handler/yarn.lock
@@ -3973,8 +3973,8 @@ path-type@^2.0.0:
     pify "^2.0.0"
 
 pathval@^1.1.0:
-  version "1.1.0"
-  resolved "https://registry.yarnpkg.com/pathval/-/pathval-1.1.0.tgz#b942e6d4bde653005ef6b71361def8727d0645e0"
+  version "1.1.1"
+  resolved "https://registry.yarnpkg.com/pathval/-/pathval-1.1.1.tgz#8534e77a77ce7ac5a2512ea21e0fdb8fcf6c3d8d"
 
 pbkdf2@^3.0.3:
   version "3.0.17"