diff --git a/src/calibre/gui2/store/search/adv_search_builder.py b/src/calibre/gui2/store/search/adv_search_builder.py
index f984baa8ec..60b1e44e9d 100644
--- a/src/calibre/gui2/store/search/adv_search_builder.py
+++ b/src/calibre/gui2/store/search/adv_search_builder.py
@@ -30,6 +30,7 @@ class AdvSearchBuilderDialog(QDialog, Ui_Dialog):
         self.tab_2_button_box.accepted.connect(self.accept)
         self.tab_2_button_box.rejected.connect(self.reject)
         self.clear_button.clicked.connect(self.clear_button_pushed)
+        self.advanced_clear_button.clicked.connect(self.clear_advanced)
         self.adv_search_used = False
         self.mc = ''
 
@@ -56,6 +57,12 @@ class AdvSearchBuilderDialog(QDialog, Ui_Dialog):
         self.download_combo.setCurrentIndex(0)
         self.affiliate_combo.setCurrentIndex(0)
 
+    def clear_advanced(self):
+        self.all.setText('')
+        self.phrase.setText('')
+        self.any.setText('')
+        self.none.setText('')
+
     def tokens(self, raw):
         phrases = re.findall(r'\s*".*?"\s*', raw)
         for f in phrases:
diff --git a/src/calibre/gui2/store/search/adv_search_builder.ui b/src/calibre/gui2/store/search/adv_search_builder.ui
index 0f9ebccb6e..0ea559f8db 100644
--- a/src/calibre/gui2/store/search/adv_search_builder.ui
+++ b/src/calibre/gui2/store/search/adv_search_builder.ui
@@ -56,8 +56,8 @@
       <attribute name="title">
        <string>A&amp;dvanced search</string>
       </attribute>
-      <layout class="QGridLayout" name="gridLayout_3">
-       <item row="0" column="0">
+      <layout class="QVBoxLayout" name="verticalLayout_4">
+       <item>
         <widget class="QGroupBox" name="groupBox">
          <property name="title">
           <string>Find entries that have...</string>
@@ -117,7 +117,7 @@
          </layout>
         </widget>
        </item>
-       <item row="1" column="0">
+       <item>
         <widget class="QGroupBox" name="groupBox_2">
          <property name="title">
           <string>But don't show entries that have...</string>
@@ -159,15 +159,52 @@
          </layout>
         </widget>
        </item>
-       <item row="2" column="0">
-        <widget class="QDialogButtonBox" name="buttonBox">
+       <item>
+        <spacer name="verticalSpacer">
          <property name="orientation">
-          <enum>Qt::Horizontal</enum>
+          <enum>Qt::Vertical</enum>
          </property>
-         <property name="standardButtons">
-          <set>QDialogButtonBox::Cancel|QDialogButtonBox::Ok</set>
+         <property name="sizeHint" stdset="0">
+          <size>
+           <width>20</width>
+           <height>40</height>
+          </size>
          </property>
-        </widget>
+        </spacer>
+       </item>
+       <item>
+        <layout class="QHBoxLayout" name="horizontalLayout_5">
+         <item>
+          <widget class="QPushButton" name="advanced_clear_button">
+           <property name="text">
+            <string>&amp;Clear</string>
+           </property>
+          </widget>
+         </item>
+         <item>
+          <spacer name="horizontalSpacer">
+           <property name="orientation">
+            <enum>Qt::Horizontal</enum>
+           </property>
+           <property name="sizeHint" stdset="0">
+            <size>
+             <width>40</width>
+             <height>20</height>
+            </size>
+           </property>
+          </spacer>
+         </item>
+         <item>
+          <widget class="QDialogButtonBox" name="buttonBox">
+           <property name="orientation">
+            <enum>Qt::Horizontal</enum>
+           </property>
+           <property name="standardButtons">
+            <set>QDialogButtonBox::Cancel|QDialogButtonBox::Ok</set>
+           </property>
+          </widget>
+         </item>
+        </layout>
        </item>
       </layout>
      </widget>
diff --git a/src/calibre/gui2/store/stores/mobileread/adv_search_builder.py b/src/calibre/gui2/store/stores/mobileread/adv_search_builder.py
index 883f0c34f2..dbabd496eb 100644
--- a/src/calibre/gui2/store/stores/mobileread/adv_search_builder.py
+++ b/src/calibre/gui2/store/stores/mobileread/adv_search_builder.py
@@ -24,6 +24,7 @@ class AdvSearchBuilderDialog(QDialog, Ui_Dialog):
         self.tab_2_button_box.accepted.connect(self.accept)
         self.tab_2_button_box.rejected.connect(self.reject)
         self.clear_button.clicked.connect(self.clear_button_pushed)
+        self.advanced_clear_button.clicked.connect(self.clear_advanced)
         self.adv_search_used = False
         self.mc = ''
 
@@ -46,6 +47,12 @@ class AdvSearchBuilderDialog(QDialog, Ui_Dialog):
         self.author_box.setText('')
         self.format_box.setText('')
 
+    def clear_advanced(self):
+        self.all.setText('')
+        self.phrase.setText('')
+        self.any.setText('')
+        self.none.setText('')
+
     def tokens(self, raw):
         phrases = re.findall(r'\s*".*?"\s*', raw)
         for f in phrases:
diff --git a/src/calibre/gui2/store/stores/mobileread/adv_search_builder.ui b/src/calibre/gui2/store/stores/mobileread/adv_search_builder.ui
index 1bd5619ecf..c63709e814 100644
--- a/src/calibre/gui2/store/stores/mobileread/adv_search_builder.ui
+++ b/src/calibre/gui2/store/stores/mobileread/adv_search_builder.ui
@@ -14,7 +14,7 @@
    <string>Advanced search</string>
   </property>
   <property name="windowIcon">
-   <iconset>
+   <iconset resource="../../../../../../resources/images.qrc">
     <normaloff>:/images/search.png</normaloff>:/images/search.png</iconset>
   </property>
   <layout class="QGridLayout" name="gridLayout_2">
@@ -47,7 +47,7 @@
      </item>
     </widget>
    </item>
-   <item row="2" column="0" colspan="2">
+   <item row="1" column="0" rowspan="2" colspan="2">
     <widget class="QTabWidget" name="tabWidget">
      <property name="currentIndex">
       <number>0</number>
@@ -56,8 +56,8 @@
       <attribute name="title">
        <string>A&amp;dvanced search</string>
       </attribute>
-      <layout class="QGridLayout" name="gridLayout_3">
-       <item row="0" column="0">
+      <layout class="QVBoxLayout" name="verticalLayout_3">
+       <item>
         <widget class="QGroupBox" name="groupBox">
          <property name="title">
           <string>Find entries that have...</string>
@@ -117,10 +117,10 @@
          </layout>
         </widget>
        </item>
-       <item row="1" column="0">
+       <item>
         <widget class="QGroupBox" name="groupBox_2">
          <property name="title">
-          <string>But don&apos;t show entries that have...</string>
+          <string>But don't show entries that have...</string>
          </property>
          <layout class="QVBoxLayout" name="verticalLayout_2">
           <item>
@@ -149,7 +149,7 @@
              </size>
             </property>
             <property name="text">
-                <string>See the &lt;a href=&quot;https://manual.calibre-ebook.com/gui.html#the-search-interface&quot;&gt;User Manual&lt;/a&gt; for more help</string>
+             <string>See the &lt;a href=&quot;https://manual.calibre-ebook.com/gui.html#the-search-interface&quot;&gt;User Manual&lt;/a&gt; for more help</string>
             </property>
             <property name="openExternalLinks">
              <bool>true</bool>
@@ -159,7 +159,7 @@
          </layout>
         </widget>
        </item>
-       <item row="2" column="0">
+       <item>
         <spacer name="verticalSpacer_2">
          <property name="orientation">
           <enum>Qt::Vertical</enum>
@@ -172,15 +172,39 @@
          </property>
         </spacer>
        </item>
-       <item row="3" column="0">
-        <widget class="QDialogButtonBox" name="buttonBox">
-         <property name="orientation">
-          <enum>Qt::Horizontal</enum>
-         </property>
-         <property name="standardButtons">
-          <set>QDialogButtonBox::Cancel|QDialogButtonBox::Ok</set>
-         </property>
-        </widget>
+       <item>
+        <layout class="QHBoxLayout" name="horizontalLayout_5">
+         <item>
+          <widget class="QPushButton" name="advanced_clear_button">
+           <property name="text">
+            <string>&amp;Clear</string>
+           </property>
+          </widget>
+         </item>
+         <item>
+          <spacer name="horizontalSpacer">
+           <property name="orientation">
+            <enum>Qt::Horizontal</enum>
+           </property>
+           <property name="sizeHint" stdset="0">
+            <size>
+             <width>40</width>
+             <height>20</height>
+            </size>
+           </property>
+          </spacer>
+         </item>
+         <item>
+          <widget class="QDialogButtonBox" name="buttonBox">
+           <property name="orientation">
+            <enum>Qt::Horizontal</enum>
+           </property>
+           <property name="standardButtons">
+            <set>QDialogButtonBox::Cancel|QDialogButtonBox::Ok</set>
+           </property>
+          </widget>
+         </item>
+        </layout>
        </item>
       </layout>
      </widget>
@@ -274,19 +298,6 @@
      </widget>
     </widget>
    </item>
-   <item row="1" column="1">
-    <spacer name="verticalSpacer_3">
-     <property name="orientation">
-      <enum>Qt::Vertical</enum>
-     </property>
-     <property name="sizeHint" stdset="0">
-      <size>
-       <width>20</width>
-       <height>40</height>
-      </size>
-     </property>
-    </spacer>
-   </item>
   </layout>
  </widget>
  <customwidgets>
@@ -311,7 +322,7 @@
   <tabstop>matchkind</tabstop>
  </tabstops>
  <resources>
-  <include location="../../../../resources/images.qrc"/>
+  <include location="../../../../../../resources/images.qrc"/>
  </resources>
  <connections>
   <connection>
@@ -321,8 +332,8 @@
    <slot>accept()</slot>
    <hints>
     <hint type="sourcelabel">
-     <x>248</x>
-     <y>254</y>
+     <x>259</x>
+     <y>451</y>
     </hint>
     <hint type="destinationlabel">
      <x>157</x>
@@ -337,8 +348,8 @@
    <slot>reject()</slot>
    <hints>
     <hint type="sourcelabel">
-     <x>316</x>
-     <y>260</y>
+     <x>327</x>
+     <y>451</y>
     </hint>
     <hint type="destinationlabel">
      <x>286</x>