diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index 3ed123e..6d0d062 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -7,7 +7,7 @@ kotlinPoet = "2.0.0"
 kotlinSymbolProcessing = "2.1.10-1.0.30"
 kotlinx-binaryCompatibilityValidator = "0.17.0"
 kotlinx-browser = "0.3"
-kotlinx-collections-immutable = "0.3.8"
+kotlinx-collections-immutable = "0.4.0"
 kotlinx-coroutines = "1.10.1"
 kotlinx-io = "0.6.0"
 kotlinx-kover = "0.9.1"