diff --git a/projects/ucap-webmessenger-app/src/app/layouts/messenger/components/main-contents/organization.component.ts b/projects/ucap-webmessenger-app/src/app/layouts/messenger/components/main-contents/organization.component.ts
index b0e2539d..f35f7d30 100644
--- a/projects/ucap-webmessenger-app/src/app/layouts/messenger/components/main-contents/organization.component.ts
+++ b/projects/ucap-webmessenger-app/src/app/layouts/messenger/components/main-contents/organization.component.ts
@@ -405,6 +405,7 @@ export class OrganizationComponent implements OnInit, OnDestroy {
         AlertDialogData,
         AlertDialogResult
       >(AlertDialogComponent, {
+        panelClass: 'miniSize-dialog',
         data: {
           title: this.translateService.instant('call.errors.label'),
           html: this.translateService.instant('call.errors.cannotCallToUser')
@@ -459,6 +460,7 @@ export class OrganizationComponent implements OnInit, OnDestroy {
         AlertDialogData,
         AlertDialogResult
       >(AlertDialogComponent, {
+        panelClass: 'miniSize-dialog',
         data: {
           title: this.translateService.instant('call.errors.label'),
           html: this.translateService.instant(
@@ -479,6 +481,7 @@ export class OrganizationComponent implements OnInit, OnDestroy {
         AlertDialogData,
         AlertDialogResult
       >(AlertDialogComponent, {
+        panelClass: 'miniSize-dialog',
         data: {
           title: this.translateService.instant('sms.errors.label'),
           html: this.translateService.instant('sms.errors.haveNoPermission')
diff --git a/projects/ucap-webmessenger-app/src/app/layouts/messenger/dialogs/search/integrated-search.dialog.component.ts b/projects/ucap-webmessenger-app/src/app/layouts/messenger/dialogs/search/integrated-search.dialog.component.ts
index cd7cbf62..2007aaf1 100644
--- a/projects/ucap-webmessenger-app/src/app/layouts/messenger/dialogs/search/integrated-search.dialog.component.ts
+++ b/projects/ucap-webmessenger-app/src/app/layouts/messenger/dialogs/search/integrated-search.dialog.component.ts
@@ -423,6 +423,7 @@ export class IntegratedSearchDialogComponent implements OnInit, OnDestroy {
         AlertDialogData,
         AlertDialogResult
       >(AlertDialogComponent, {
+        panelClass: 'miniSize-dialog',
         data: {
           title: this.translateService.instant('call.errors.label'),
           html: this.translateService.instant('call.errors.cannotCallToUser')
@@ -477,6 +478,7 @@ export class IntegratedSearchDialogComponent implements OnInit, OnDestroy {
         AlertDialogData,
         AlertDialogResult
       >(AlertDialogComponent, {
+        panelClass: 'miniSize-dialog',
         data: {
           title: this.translateService.instant('call.errors.label'),
           html: this.translateService.instant(