diff --git a/conflict-resolution/jeka/.work/def-classes/Build.class b/conflict-resolution/jeka/.work/def-classes/Build.class
deleted file mode 100644
index 90c32aa..0000000
Binary files a/conflict-resolution/jeka/.work/def-classes/Build.class and /dev/null differ
diff --git a/java-classic/jeka/.work/def-classes/ClassicBuild.class b/java-classic/jeka/.work/def-classes/ClassicBuild.class
deleted file mode 100644
index aef6796..0000000
Binary files a/java-classic/jeka/.work/def-classes/ClassicBuild.class and /dev/null differ
diff --git a/java-task-based/jeka/.work/def-classes/Tasks.class b/java-task-based/jeka/.work/def-classes/Tasks.class
deleted file mode 100644
index a1e2816..0000000
Binary files a/java-task-based/jeka/.work/def-classes/Tasks.class and /dev/null differ
diff --git a/springboot-multi-modules/web/package-lock.json b/springboot-multi-modules/web/package-lock.json
index 030a394..15ea9f0 100644
--- a/springboot-multi-modules/web/package-lock.json
+++ b/springboot-multi-modules/web/package-lock.json
@@ -199,9 +199,9 @@
       "dev": true
     },
     "ajv": {
-      "version": "6.12.0",
-      "resolved": "https://registry.npmjs.org/ajv/-/ajv-6.12.0.tgz",
-      "integrity": "sha512-D6gFiFA0RRLyUbvijN74DWAjXSFxWKaWP7mldxkVhyhAV3+SWA9HEJPHQ2c9soIeTFJqcSdFDGFgdqs1iUU2Hw==",
+      "version": "6.12.6",
+      "resolved": "https://registry.npmjs.org/ajv/-/ajv-6.12.6.tgz",
+      "integrity": "sha512-j3fVLgvTo527anyYyJOGTYJbG+vnnQYvE0m5mmkc1TK+nxAppkCLMIL0aZ4dblVCNoGShhm+kzE4ZUykBoMg4g==",
       "dev": true,
       "requires": {
         "fast-deep-equal": "^3.1.1",