diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index 4502f530..fe2643a0 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -1,7 +1,7 @@
 [versions]
 kotlin = "2.0.21"
 coroutines = "1.8.1"
-serialization = "1.7.2"
+serialization = "1.7.3"
 okhttp = "5.0.0-alpha.14" # Major version is locked by Tachiyomi extensions
 javalin = "4.6.8" # Javalin 5.0.0+ requires Java 11
 jackson = "2.13.3" # jackson version locked by javalin, ref: `io.javalin.core.util.OptionalDependency`