diff --git a/build.gradle b/build.gradle
index b08ec71..0368af7 100644
--- a/build.gradle
+++ b/build.gradle
@@ -133,7 +133,7 @@ bootJar {
 }
 
 jacoco {
-    toolVersion = "0.8.12"
+    toolVersion = "0.8.15"
 }
 
 // task for printing project name.