diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index 81482e58..f7854287 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -1,7 +1,7 @@
 [versions]
 # Keep this values in sync with bundletool"s dependencies.
 aapt2Proto = "8.3.1-10880808"
-protobufJava = "3.25.3"
+protobufJava = "4.26.1"
 guava = "30.1-jre"
 
 [libraries]