diff --git a/app/src/main/res/layout/first_row.xml b/app/src/main/res/layout/first_row.xml
index 2eb9f75d2..92f44a56e 100644
--- a/app/src/main/res/layout/first_row.xml
+++ b/app/src/main/res/layout/first_row.xml
@@ -12,7 +12,7 @@
         android:layout_width="0dp"
         android:layout_height="match_parent"
         android:layout_weight="1"
-        android:text="M"/>
+        android:text="@string/monday_letter"/>
 
     <TextView
         android:id="@+id/label_1"
@@ -20,7 +20,7 @@
         android:layout_width="0dp"
         android:layout_height="match_parent"
         android:layout_weight="1"
-        android:text="T"/>
+        android:text="@string/tuesday_letter"/>
 
     <TextView
         android:id="@+id/label_2"
@@ -28,7 +28,7 @@
         android:layout_width="0dp"
         android:layout_height="match_parent"
         android:layout_weight="1"
-        android:text="W"/>
+        android:text="@string/wednesday_letter"/>
 
     <TextView
         android:id="@+id/label_3"
@@ -36,7 +36,7 @@
         android:layout_width="0dp"
         android:layout_height="match_parent"
         android:layout_weight="1"
-        android:text="T"/>
+        android:text="@string/wednesday_letter"/>
 
     <TextView
         android:id="@+id/label_4"
@@ -44,7 +44,7 @@
         android:layout_width="0dp"
         android:layout_height="match_parent"
         android:layout_weight="1"
-        android:text="F"/>
+        android:text="@string/friday_letter"/>
 
     <TextView
         android:id="@+id/label_5"
@@ -52,7 +52,7 @@
         android:layout_width="0dp"
         android:layout_height="match_parent"
         android:layout_weight="1"
-        android:text="S"/>
+        android:text="@string/saturday_letter"/>
 
     <TextView
         android:id="@+id/label_6"
@@ -60,6 +60,6 @@
         android:layout_width="0dp"
         android:layout_height="match_parent"
         android:layout_weight="1"
-        android:text="S"/>
+        android:text="@string/sunday_letter"/>
 
 </LinearLayout>
diff --git a/app/src/main/res/values-de/strings.xml b/app/src/main/res/values-de/strings.xml
index f4029cc1a..761e6e2a3 100644
--- a/app/src/main/res/values-de/strings.xml
+++ b/app/src/main/res/values-de/strings.xml
@@ -70,4 +70,12 @@
     <string name="november">November</string>
     <string name="december">Dezember</string>
 
+    <string name="monday_letter">M</string>
+    <string name="tuesday_letter">D</string>
+    <string name="wednesday_letter">M</string>
+    <string name="thursday_letter">D</string>
+    <string name="friday_letter">F</string>
+    <string name="saturday_letter">S</string>
+    <string name="sunday_letter">S</string>
+
 </resources>
diff --git a/app/src/main/res/values-it/strings.xml b/app/src/main/res/values-it/strings.xml
index eba3ea0d9..b4f67201b 100644
--- a/app/src/main/res/values-it/strings.xml
+++ b/app/src/main/res/values-it/strings.xml
@@ -69,4 +69,12 @@
     <string name="october">Ottobre</string>
     <string name="november">Novembre</string>
     <string name="december">Dicembre</string>
+
+    <string name="monday_letter">L</string>
+    <string name="tuesday_letter">M</string>
+    <string name="wednesday_letter">M</string>
+    <string name="thursday_letter">G</string>
+    <string name="friday_letter">V</string>
+    <string name="saturday_letter">S</string>
+    <string name="sunday_letter">D</string>
 </resources>
diff --git a/app/src/main/res/values-ja/strings.xml b/app/src/main/res/values-ja/strings.xml
index 3755d92f7..fcbeb36bf 100644
--- a/app/src/main/res/values-ja/strings.xml
+++ b/app/src/main/res/values-ja/strings.xml
@@ -69,4 +69,12 @@
     <string name="october">October</string>
     <string name="november">November</string>
     <string name="december">December</string>
+
+    <string name="monday_letter">月</string>
+    <string name="tuesday_letter">火</string>
+    <string name="wednesday_letter">水</string>
+    <string name="thursday_letter">木</string>
+    <string name="friday_letter">金</string>
+    <string name="saturday_letter">土</string>
+    <string name="sunday_letter">日</string>
 </resources>
diff --git a/app/src/main/res/values-sv/strings.xml b/app/src/main/res/values-sv/strings.xml
index 60558b00f..9c9622c0c 100644
--- a/app/src/main/res/values-sv/strings.xml
+++ b/app/src/main/res/values-sv/strings.xml
@@ -69,4 +69,12 @@
     <string name="october">Oktober</string>
     <string name="november">November</string>
     <string name="december">December</string>
+
+    <string name="monday_letter">M</string>
+    <string name="tuesday_letter">T</string>
+    <string name="wednesday_letter">O</string>
+    <string name="thursday_letter">T</string>
+    <string name="friday_letter">F</string>
+    <string name="saturday_letter">L</string>
+    <string name="sunday_letter">S</string>
 </resources>
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index 672c45d9c..8ac12f16a 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -77,6 +77,14 @@
     <string name="november">November</string>
     <string name="december">December</string>
 
+    <string name="monday_letter">M</string>
+    <string name="tuesday_letter">T</string>
+    <string name="wednesday_letter">W</string>
+    <string name="thursday_letter">T</string>
+    <string name="friday_letter">F</string>
+    <string name="saturday_letter">S</string>
+    <string name="sunday_letter">S</string>
+
     <string-array name="months" translatable="false">
         <item>@string/january</item>
         <item>@string/february</item>