diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index ece26dc..dab0ef9 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -45,7 +45,7 @@ grpc-protobuf = { module = "io.grpc:grpc-protobuf", version.ref = "grpc" }
 grpc-stub = { module = "io.grpc:grpc-stub", version.ref = "grpc" }
 grpc-netty-shaded = { module = "io.grpc:grpc-netty-shaded", version.ref = "grpc" }
 guava = { module = "com.google.guava:guava", version = "33.3.0-jre" }
-idea-ext = { module = "gradle.plugin.org.jetbrains.gradle.plugin.idea-ext:gradle-idea-ext", version = "1.1.8" }
+idea-ext = { module = "gradle.plugin.org.jetbrains.gradle.plugin.idea-ext:gradle-idea-ext", version = "1.1.9" }
 immutables-value-annotations = { module = "org.immutables:value-annotations", version.ref = "immutables" }
 immutables-value-processor = { module = "org.immutables:value-processor", version.ref = "immutables" }
 jackson-bom = { module = "com.fasterxml.jackson:jackson-bom", version = "2.17.2" }