Dependencies refined

package.json

@@ -8,8 +8,8 @@
     "dependencies": { },
     "exportedModules": [ "RegExpSem", "RegExp" ],
     "compilerCompatibility": {
-        "pakcs": ">= 2.0.0",
-        "kics2": ">= 2.0.0"
+        "pakcs": ">= 2.0.0, < 3.0.0",
+        "kics2": ">= 2.0.0, < 3.0.0"
     },
     "license": "BSD-3-Clause",
     "licenseFile": "LICENSE",