diff --git a/build.gradle.kts b/build.gradle.kts
index 2b1b88cf..89d24f0e 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -27,7 +27,7 @@ val depDescriptors = mapOf(
 )
 val depVersions = depDescriptors.mapValues { (_, v) -> v.split(':').last() } + mapOf(
     "javaMajor" to "17",
-    "reactorToolsVersionExpected" to "3.5.5"
+    "reactorToolsVersionExpected" to "3.5.6"
 )
 
 repositories {