diff --git a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/SettingsActivity.java b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/SettingsActivity.java
index 0ae0c62a5..842059da5 100644
--- a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/SettingsActivity.java
+++ b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/SettingsActivity.java
@@ -503,10 +503,12 @@ public class SettingsActivity extends AppCompatPreferenceActivity {
             );
         }
 
-        private void initializeSyncCheckBox(CheckBoxPreference syncCheckBox, final Account account,
+        private void initializeSyncCheckBox(final CheckBoxPreference syncCheckBox,
+                                            final Account account,
                                             final String authority) {
             boolean syncEnabled = ContentResolver.getSyncAutomatically(account, authority);
             syncCheckBox.setChecked(syncEnabled);
+            setSummary(syncCheckBox, authority, syncEnabled);
 
             syncCheckBox.setOnPreferenceChangeListener(new Preference.OnPreferenceChangeListener() {
                 @Override
@@ -520,10 +522,33 @@ public class SettingsActivity extends AppCompatPreferenceActivity {
                         // cancel any ongoing/pending syncs
                         ContentResolver.cancelSync(account, authority);
                     }
+                    setSummary(syncCheckBox, authority, syncEnabled);
                     return true;
                 }
             });
         }
+
+        private void setSummary(CheckBoxPreference syncCheckBox, String authority,
+                                boolean checked) {
+            switch (authority) {
+                case Constants.PROVIDER_AUTHORITY: {
+                    if (checked) {
+                        syncCheckBox.setSummary(R.string.label_sync_settings_keyserver_summary_on);
+                    } else {
+                        syncCheckBox.setSummary(R.string.label_sync_settings_keyserver_summary_off);
+                    }
+                    break;
+                }
+                case ContactsContract.AUTHORITY: {
+                    if (checked) {
+                        syncCheckBox.setSummary(R.string.label_sync_settings_contacts_summary_on);
+                    } else {
+                        syncCheckBox.setSummary(R.string.label_sync_settings_contacts_summary_off);
+                    }
+                    break;
+                }
+            }
+        }
     }
 
     protected boolean isValidFragment(String fragmentName) {
diff --git a/OpenKeychain/src/main/res/values/strings.xml b/OpenKeychain/src/main/res/values/strings.xml
index ba5be593f..2d9b22852 100644
--- a/OpenKeychain/src/main/res/values/strings.xml
+++ b/OpenKeychain/src/main/res/values/strings.xml
@@ -177,9 +177,13 @@
     <string name="pref_keybase_summary">"Search keys on keybase.io"</string>
 
     <string name="label_sync_settings_keyserver_title">"Automatically update keys"</string>
-    <string name="label_sync_settings_keyserver_summary">"Updates keys older than a week, from the preferred keyserver"</string>
+    <string name="label_sync_settings_keyserver_summary_on">"Keys older than a week are updated from the preferred keyserver"</string>
+    <string name="label_sync_settings_keyserver_summary_off">"Keys not automatically updated"</string>
     <string name="label_sync_settings_contacts_title">"Sync Contacts with Keys"</string>
-    <string name="label_sync_settings_contacts_summary">"Associates contacts with imported keys, based on email, completely offline"</string>
+    <string name="label_sync_settings_contacts_summary_on">"Keys linked to contacts with matching emails, happens completely offline"</string>
+    <string name="label_sync_settings_contacts_summary_off">"New keys will not be linked to contacts"</string>
+    <!-- label shown in Android settings under the OpenKeychain account -->
+    <string name="keyserver_sync_settings_title">"Automatically update keys"</string>
 
     <!-- Proxy Preferences -->
     <string name="pref_proxy_tor_title">"Enable Tor"</string>
@@ -1358,7 +1362,6 @@
     <string name="passp_cache_notif_pwd">"Password"</string>
 
     <!-- Keyserver sync -->
-    <string name="keyserver_sync_settings_title">"Update Keys from Cloud"</string>
     <string name="keyserver_sync_orbot_notif_title">"Sync From Cloud requires Orbot"</string>
     <string name="keyserver_sync_orbot_notif_msg">"Tap to start orbot"</string>
     <string name="keyserver_sync_orbot_notif_start">"Start Orbot"</string>
diff --git a/OpenKeychain/src/main/res/xml/sync_preferences.xml b/OpenKeychain/src/main/res/xml/sync_preferences.xml
index d4ea81591..e870be9ec 100644
--- a/OpenKeychain/src/main/res/xml/sync_preferences.xml
+++ b/OpenKeychain/src/main/res/xml/sync_preferences.xml
@@ -2,11 +2,9 @@
     <CheckBoxPreference
         android:key="syncKeyserver"
         android:persistent="false"
-        android:title="@string/label_sync_settings_keyserver_title"
-        android:summary="@string/label_sync_settings_keyserver_summary" />
+        android:title="@string/label_sync_settings_keyserver_title"/>
     <CheckBoxPreference
         android:key="syncContacts"
         android:persistent="false"
-        android:title="@string/label_sync_settings_contacts_title"
-        android:summary="@string/label_sync_settings_contacts_summary" />
+        android:title="@string/label_sync_settings_contacts_title" />
 </PreferenceScreen>