diff --git a/src/app/topic/indicators.component.ts b/src/app/topic/indicators.component.ts
index 8a6a0c3..9650b2c 100644
--- a/src/app/topic/indicators.component.ts
+++ b/src/app/topic/indicators.component.ts
@@ -633,6 +633,11 @@ export class IndicatorsComponent implements OnInit, OnDestroy, OnChanges, AfterV
       });
       this.addNumberIndicatorPath();
     }
+    if(this.indicator.defaultId) {
+      setTimeout(() => {
+        this.numberIndicatorFb.get('additionalDescription').disable();
+      }, 0);
+    }
     this.editNumberModal.cancelButtonText = 'Cancel';
     this.editNumberModal.okButtonLeft = false;
     this.editNumberModal.alertMessage = false;
@@ -686,6 +691,11 @@ export class IndicatorsComponent implements OnInit, OnDestroy, OnChanges, AfterV
       });
       this.addChartIndicatorPath();
     }
+    if(this.indicator.defaultId) {
+      setTimeout(() => {
+        this.chartIndicatorFb.get('additionalDescription').disable();
+      }, 0);
+    }
     this.editChartModal.cancelButtonText = 'Cancel';
     this.editChartModal.okButtonLeft = false;
     this.editChartModal.alertMessage = false;
@@ -702,9 +712,11 @@ export class IndicatorsComponent implements OnInit, OnDestroy, OnChanges, AfterV
   saveIndicator() {
     this.editing = true;
     if (this.indicator.type === 'chart') {
+      this.chartIndicatorFb.get('additionalDescription').enable();
       this.indicator = this.indicatorUtils.generateIndicatorByForm(this.chartIndicatorFb.value, this.indicator.indicatorPaths, this.indicator.type, true);
       this.section = this.charts.find(section => section._id === this.section._id);
     } else {
+      this.numberIndicatorFb.get('additionalDescription').enable();
       this.indicator = this.indicatorUtils.generateIndicatorByForm(this.numberIndicatorFb.value, this.indicator.indicatorPaths, this.indicator.type, false);
       this.section = this.numbers.find(section => section._id === this.section._id);
     }