diff --git a/apps/common/main/resources/img/controls/toolbarbig.png b/apps/common/main/resources/img/controls/toolbarbig.png
index 29c5eb05a..735a2dbae 100644
Binary files a/apps/common/main/resources/img/controls/toolbarbig.png and b/apps/common/main/resources/img/controls/toolbarbig.png differ
diff --git a/apps/common/main/resources/img/controls/toolbarbig@2x.png b/apps/common/main/resources/img/controls/toolbarbig@2x.png
index f5127cb0f..a1b2b36ef 100644
Binary files a/apps/common/main/resources/img/controls/toolbarbig@2x.png and b/apps/common/main/resources/img/controls/toolbarbig@2x.png differ
diff --git a/apps/common/main/resources/less/toolbar.less b/apps/common/main/resources/less/toolbar.less
index cbab0599b..074fc78fc 100644
--- a/apps/common/main/resources/less/toolbar.less
+++ b/apps/common/main/resources/less/toolbar.less
@@ -533,6 +533,7 @@
 .button-normal-icon(btn-caption,            76, @toolbar-big-icon-size);
 .button-normal-icon(btn-calculation,        80, @toolbar-big-icon-size);
 .button-normal-icon(btn-scale,              81, @toolbar-big-icon-size);
+.button-normal-icon(btn-symbol,              84, @toolbar-big-icon-size);
 
 [applang=ru] {
     .btn-toolbar {
diff --git a/apps/documenteditor/main/app/view/Toolbar.js b/apps/documenteditor/main/app/view/Toolbar.js
index 8b850c99d..70ab3fc48 100644
--- a/apps/documenteditor/main/app/view/Toolbar.js
+++ b/apps/documenteditor/main/app/view/Toolbar.js
@@ -586,7 +586,7 @@ define([
                     this.btnInsertSymbol = new Common.UI.Button({
                         id: 'tlbtn-insertsymbol',
                         cls: 'btn-toolbar x-huge icon-top',
-                        iconCls: 'btn-insertequation',
+                        iconCls: 'btn-symbol',
                         caption: me.capBtnInsSymbol
                     });
                     this.paragraphControls.push(this.btnInsertSymbol);