diff --git a/apps/client/src/app/components/admin-market-data/asset-profile-dialog/asset-profile-dialog.component.ts b/apps/client/src/app/components/admin-market-data/asset-profile-dialog/asset-profile-dialog.component.ts
index 57ee57f19..53345131c 100644
--- a/apps/client/src/app/components/admin-market-data/asset-profile-dialog/asset-profile-dialog.component.ts
+++ b/apps/client/src/app/components/admin-market-data/asset-profile-dialog/asset-profile-dialog.component.ts
@@ -150,7 +150,7 @@ export class GfAssetProfileDialogComponent implements OnDestroy, OnInit {
     assetClass: new FormControl<AssetClass>(undefined),
     assetSubClass: new FormControl<AssetSubClass>(undefined),
     comment: '',
-    countries: '',
+    countries: ['', this.jsonValidator()],
     currency: '',
     historicalData: this.formBuilder.group({
       csvString: ''
@@ -159,14 +159,14 @@ export class GfAssetProfileDialogComponent implements OnDestroy, OnInit {
     name: ['', Validators.required],
     scraperConfiguration: this.formBuilder.group({
       defaultMarketPrice: null,
-      headers: JSON.stringify({}),
+      headers: [JSON.stringify({}), this.jsonValidator()],
       locale: '',
       mode: '',
       selector: '',
       url: ''
     }),
-    sectors: '',
-    symbolMapping: '',
+    sectors: ['', this.jsonValidator()],
+    symbolMapping: ['', this.jsonValidator()],
     url: ''
   });
 
@@ -722,4 +722,17 @@ export class GfAssetProfileDialogComponent implements OnDestroy, OnInit {
       };
     }
   }
+
+  private jsonValidator() {
+    return (control: AbstractControl): ValidationErrors | null => {
+      try {
+        if (control.value) {
+          JSON.parse(control.value);
+        }
+        return null;
+      } catch {
+        return { invalidJson: true };
+      }
+    };
+  }
 }
diff --git a/apps/client/src/app/components/admin-market-data/asset-profile-dialog/asset-profile-dialog.html b/apps/client/src/app/components/admin-market-data/asset-profile-dialog/asset-profile-dialog.html
index ce0cafbc1..f298ed527 100644
--- a/apps/client/src/app/components/admin-market-data/asset-profile-dialog/asset-profile-dialog.html
+++ b/apps/client/src/app/components/admin-market-data/asset-profile-dialog/asset-profile-dialog.html
@@ -514,30 +514,28 @@
                 </mat-accordion>
               </div>
             }
-            @if (assetProfile?.dataSource === 'MANUAL') {
-              <div>
-                <mat-form-field appearance="outline" class="w-100">
-                  <mat-label i18n>Sectors</mat-label>
-                  <textarea
-                    cdkTextareaAutosize
-                    formControlName="sectors"
-                    matInput
-                    type="text"
-                  ></textarea>
-                </mat-form-field>
-              </div>
-              <div>
-                <mat-form-field appearance="outline" class="w-100">
-                  <mat-label i18n>Countries</mat-label>
-                  <textarea
-                    cdkTextareaAutosize
-                    formControlName="countries"
-                    matInput
-                    type="text"
-                  ></textarea>
-                </mat-form-field>
-              </div>
-            }
+            <div>
+              <mat-form-field appearance="outline" class="w-100">
+                <mat-label i18n>Sectors</mat-label>
+                <textarea
+                  cdkTextareaAutosize
+                  formControlName="sectors"
+                  matInput
+                  type="text"
+                ></textarea>
+              </mat-form-field>
+            </div>
+            <div>
+              <mat-form-field appearance="outline" class="w-100">
+                <mat-label i18n>Countries</mat-label>
+                <textarea
+                  cdkTextareaAutosize
+                  formControlName="countries"
+                  matInput
+                  type="text"
+                ></textarea>
+              </mat-form-field>
+            </div>
             <div>
               <mat-form-field appearance="outline" class="w-100 without-hint">
                 <mat-label i18n>Url</mat-label>