diff --git a/apps/common/main/resources/less/toolbar.less b/apps/common/main/resources/less/toolbar.less
index 88222120d0..0284f1a390 100644
--- a/apps/common/main/resources/less/toolbar.less
+++ b/apps/common/main/resources/less/toolbar.less
@@ -693,12 +693,23 @@
 }
 
 .btn-toolbar {
+    &:hover:not(.disabled) {
+        svg.icon {
+            .btn& {
+                opacity: 1;
+            }
+        }
+    }
+
     &:active,
     &.active {
         &:not(.disabled) {
             svg.icon {
                 fill: @icon-normal-pressed-ie;
                 fill: @icon-normal-pressed;
+                .btn& {
+                    opacity: 1;
+                }
             }
         }
     }
@@ -708,6 +719,9 @@
 
         fill: @icon-normal-ie;
         fill: @icon-normal;
+        .btn& {
+            opacity: 1;
+        }
     }
 
     &.borders--small {
diff --git a/apps/documenteditor/main/app/view/DocumentHolder.js b/apps/documenteditor/main/app/view/DocumentHolder.js
index 842852ca46..72dea18950 100644
--- a/apps/documenteditor/main/app/view/DocumentHolder.js
+++ b/apps/documenteditor/main/app/view/DocumentHolder.js
@@ -1146,6 +1146,7 @@ define([
 
             me.menuTableEquation = new Common.UI.MenuItem({
                 caption     : me.advancedEquationText,
+                iconCls     : 'menu__icon btn-equation',
                 menu        : me.createEquationMenu('popuptableeqinput', 'tl-tr')
             });
 
@@ -1599,6 +1600,7 @@ define([
 
             me.menuParagraphEquation = new Common.UI.MenuItem({
                 caption     : me.advancedEquationText,
+                iconCls     : 'menu__icon btn-equation',
                 menu        : me.createEquationMenu('popupparaeqinput', 'tl-tr')
             });
             /** coauthoring begin **/
diff --git a/apps/presentationeditor/main/app/view/DocumentHolder.js b/apps/presentationeditor/main/app/view/DocumentHolder.js
index cf0c5ebe0d..49877c9819 100644
--- a/apps/presentationeditor/main/app/view/DocumentHolder.js
+++ b/apps/presentationeditor/main/app/view/DocumentHolder.js
@@ -1926,11 +1926,13 @@ define([
 
             me.menuParagraphEquation = new Common.UI.MenuItem({
                 caption     : me.advancedEquationText,
+                iconCls     : 'menu__icon btn-equation',
                 menu        : me.createEquationMenu('popupparaeqinput', 'tl-tr')
             });
 
             me.menuTableEquationSettings = new Common.UI.MenuItem({
                 caption     : me.advancedEquationText,
+                iconCls     : 'menu__icon btn-equation',
                 menu        : me.createEquationMenu('popuptableeqinput', 'tl-tr')
             });
 
diff --git a/apps/spreadsheeteditor/main/app/view/DocumentHolder.js b/apps/spreadsheeteditor/main/app/view/DocumentHolder.js
index f5bd57defa..548c1b6be0 100644
--- a/apps/spreadsheeteditor/main/app/view/DocumentHolder.js
+++ b/apps/spreadsheeteditor/main/app/view/DocumentHolder.js
@@ -1076,6 +1076,7 @@ define([
 
             me.menuParagraphEquation = new Common.UI.MenuItem({
                 caption     : me.advancedEquationText,
+                iconCls     : 'menu__icon btn-equation',
                 menu        : me.createEquationMenu('popupparaeqinput', 'tl-tr')
             });