diff --git a/app/src/main/res/xml/preferences.xml b/app/src/main/res/xml/preferences.xml
index 667f5184..39aac559 100644
--- a/app/src/main/res/xml/preferences.xml
+++ b/app/src/main/res/xml/preferences.xml
@@ -226,11 +226,13 @@
                 android:key="location_aquire"
                 android:title="@string/pref_title_location_aquire"/>
             <EditTextPreference
+                android:maxLength="7"
                 android:digits="0123456789."
                 android:defaultValue="0"
                 android:key="location_latitude"
                 android:title="@string/pref_title_location_latitude" />
             <EditTextPreference
+                android:maxLength="7"
                 android:digits="0123456789."
                 android:defaultValue="0"
                 android:key="location_longitude"