diff --git a/helpers/Dojo/AssignmentValidator.ts b/helpers/Dojo/AssignmentValidator.ts
index 5371665eb43108dbd73cac911c617394d06bd196..6ecec2ccefd9f71051d4334a9f5c20c51d35cce1 100644
--- a/helpers/Dojo/AssignmentValidator.ts
+++ b/helpers/Dojo/AssignmentValidator.ts
@@ -4,7 +4,6 @@ import SharedAssignmentHelper    from '../../../shared/helpers/Dojo/SharedAssign
 import path                      from 'node:path';
 import AssignmentCheckerError    from '../../../shared/types/Dojo/AssignmentCheckerError';
 import fs                        from 'fs-extra';
-import JSON5                     from 'json5';
 import ClientsSharedConfig       from '../../config/ClientsSharedConfig';
 import YAML                      from 'yaml';
 import DojoDockerCompose         from '../../types/Dojo/DojoDockerCompose';
@@ -133,16 +132,16 @@ class AssignmentValidator {
                 this.newSubStep('ASSIGNMENT_FILE_SCHEMA_VALIDATION', 'Validating dojo_assignment.json file schema');
                 const validationResults = SharedAssignmentHelper.validateDescriptionFile(path.join(this.folderAssignment, ClientsSharedConfig.assignment.filename));
                 if ( !validationResults.isValid ) {
-                    this.emitError(`dojo_assignment.json file schema is invalid.\nHere are the errors:\n${ JSON5.stringify(validationResults.errors) }`, 'dojo_assignment.json file is invalid', AssignmentCheckerError.ASSIGNMENT_FILE_SCHEMA_ERROR);
+                    this.emitError(`dojo_assignment.json file schema is invalid.\nHere are the errors:\n${ validationResults.error }`, 'dojo_assignment.json file is invalid', AssignmentCheckerError.ASSIGNMENT_FILE_SCHEMA_ERROR);
                     return;
                 }
-                assignmentFile = validationResults.results!;
+                assignmentFile = validationResults.content!;
                 this.endSubStep('dojo_assignment.json file schema is valid', false);
 
 
                 // Immutable files validation (Check if exists and if the given type is correct)
                 this.newSubStep('ASSIGNMENT_FILE_IMMUTABLES_VALIDATION', 'Validating immutable files');
-                for ( const immutable of validationResults.results!.immutable ) {
+                for ( const immutable of validationResults.content!.immutable ) {
                     const immutablePath = path.join(this.folderAssignment, immutable.path);
                     if ( !fs.existsSync(immutablePath) ) {
                         this.emitError(`Immutable path not found: ${ immutable.path }`, 'dojo_assignment.json file is invalid', AssignmentCheckerError.IMMUTABLE_PATH_NOT_FOUND);
diff --git a/helpers/Dojo/ExerciseResultsSanitizerAndValidator.ts b/helpers/Dojo/ExerciseResultsSanitizerAndValidator.ts
index 37217d4349ea0eea9421b50edc68fb41e4965e63..8a1ec41c241c1e3c757726723dd7509440689b12 100644
--- a/helpers/Dojo/ExerciseResultsSanitizerAndValidator.ts
+++ b/helpers/Dojo/ExerciseResultsSanitizerAndValidator.ts
@@ -2,12 +2,12 @@ import { TypedEmitter }      from 'tiny-typed-emitter';
 import ExerciseRunningEvents from '../../types/Dojo/ExerciseRunningEvents';
 import ExerciseCheckerError  from '../../../shared/types/Dojo/ExerciseCheckerError';
 import path                  from 'node:path';
-import SharedExerciseHelper  from '../../../shared/helpers/Dojo/SharedExerciseHelper';
 import ClientsSharedConfig   from '../../config/ClientsSharedConfig';
 import Toolbox               from '../../../shared/helpers/Toolbox';
 import * as fs               from 'fs-extra';
 import ExerciseResultsFile   from '../../../shared/types/Dojo/ExerciseResultsFile';
 import JSON5                 from 'json5';
+import Json5FileValidator    from '../../../shared/helpers/Json5FileValidator';
 
 
 class ExerciseResultsSanitizerAndValidator {
@@ -37,13 +37,13 @@ class ExerciseResultsSanitizerAndValidator {
         // Results file schema validation
         {
             this.events.emit('step', 'VALIDATE_RESULTS_FILE', 'Validating results file schema');
-            const validationResults = SharedExerciseHelper.validateResultFile(path);
+            const validationResults = Json5FileValidator.validateFile(ExerciseResultsFile, path);
             if ( !validationResults.isValid ) {
-                this.events.emit('endStep', 'VALIDATE_RESULTS_FILE', `Results file is not valid. Here are the errors :\n${ JSON.stringify(validationResults.errors) }`, true);
+                this.events.emit('endStep', 'VALIDATE_RESULTS_FILE', `Results file is not valid. Here are the errors :\n${ validationResults.error }`, true);
                 this.events.emit('finished', false, ExerciseCheckerError.EXERCISE_RESULTS_FILE_SCHEMA_NOT_VALID);
                 return false;
             }
-            this.exerciseResults = validationResults.results ?? {};
+            this.exerciseResults = validationResults.content ?? {};
             this.events.emit('endStep', 'VALIDATE_RESULTS_FILE', 'Results file is valid', false);
         }