diff --git a/pom.xml b/pom.xml
index 9951ecec..8c9b6517 100644
--- a/pom.xml
+++ b/pom.xml
@@ -71,7 +71,7 @@
     <protobuf.version>3.11.4</protobuf.version>
     <junit.version>4.13</junit.version>
     <guava.version>28.2-android</guava.version>
-    <threeten.version>1.4.1</threeten.version>
+    <threeten.version>1.4.3</threeten.version>
     <javax.annotations.version>1.3.2</javax.annotations.version>
     <animal-sniffer.version>1.18</animal-sniffer.version>
     <google.proto-iam-v1.version>0.13.0</google.proto-iam-v1.version>