diff --git a/app/src/main/res/layout/activity_wpi_api_key_management.xml b/app/src/main/res/layout/activity_wpi_api_key_management.xml
index ba5cd15cc..a87b82001 100644
--- a/app/src/main/res/layout/activity_wpi_api_key_management.xml
+++ b/app/src/main/res/layout/activity_wpi_api_key_management.xml
@@ -56,39 +56,36 @@
             <com.google.android.material.textfield.TextInputLayout
                 android:layout_width="match_parent"
                 android:layout_height="wrap_content"
-                android:hint="Gebruikersnaam">
+                android:hint="@string/wpi_username">
 
                 <com.google.android.material.textfield.TextInputEditText
                     android:id="@+id/apiUsername"
                     android:layout_width="match_parent"
-                    android:layout_height="wrap_content"
-                    />
+                    android:layout_height="wrap_content" />
 
             </com.google.android.material.textfield.TextInputLayout>
 
             <com.google.android.material.textfield.TextInputLayout
                 android:layout_width="match_parent"
                 android:layout_height="wrap_content"
-                android:hint="API-sleutel Tab">
+                android:hint="@string/wpi_tab_key">
 
                 <com.google.android.material.textfield.TextInputEditText
                     android:id="@+id/apiTab"
                     android:layout_width="match_parent"
-                    android:layout_height="wrap_content"
-                    />
+                    android:layout_height="wrap_content" />
 
             </com.google.android.material.textfield.TextInputLayout>
 
             <com.google.android.material.textfield.TextInputLayout
                 android:layout_width="match_parent"
                 android:layout_height="wrap_content"
-                android:hint="API-sleutel Tap">
+                android:hint="@string/wpi_tap_key">
 
                 <com.google.android.material.textfield.TextInputEditText
                     android:id="@+id/apiTap"
                     android:layout_width="match_parent"
-                    android:layout_height="wrap_content"
-                    />
+                    android:layout_height="wrap_content" />
 
             </com.google.android.material.textfield.TextInputLayout>
             
diff --git a/app/src/main/res/values-en/strings.xml b/app/src/main/res/values-en/strings.xml
index 4d992fa06..775f0393c 100644
--- a/app/src/main/res/values-en/strings.xml
+++ b/app/src/main/res/values-en/strings.xml
@@ -360,6 +360,9 @@
         <item quantity="one">Press %d more time…</item>
         <item quantity="other">Press %d more times…</item>
     </plurals>
+    <string name="wpi_username">Username</string>
+    <string name="wpi_tab_key">API key for Tab</string>
+    <string name="wpi_tap_key">API key for Tap</string>
 
     <!-- Accessibility strings -->
     <string name="content_desc_more">more</string>
diff --git a/app/src/main/res/values/colors.xml b/app/src/main/res/values/colors.xml
index fefd21b72..ead5643c9 100644
--- a/app/src/main/res/values/colors.xml
+++ b/app/src/main/res/values/colors.xml
@@ -117,8 +117,8 @@
     <color name="wpi_theme_light_outline">#79747E</color>
     <color name="wpi_theme_light_inverseOnSurface">#FBEEE8</color>
     <color name="wpi_theme_light_inverseSurface">#362F2B</color>
-    <color name="wpi_theme_light_inversePrimary">#FFB684</color>
-    <color name="wpi_theme_light_shadow">#000000</color>
+    <color name="wpi_theme_light_inversePrimary" tools:ignore="UnusedResources">#FFB684</color>
+    <color name="wpi_theme_light_shadow" tools:ignore="UnusedResources">#000000</color>
     <color name="wpi_theme_light_primaryInverse">#FFB684</color>
     <color name="wpi_theme_dark_primary">#FFB684</color>
     <color name="wpi_theme_dark_onPrimary">#512300</color>
@@ -144,8 +144,8 @@
     <color name="wpi_theme_dark_onSurfaceVariant">#CAC4D0</color>
     <color name="wpi_theme_dark_outline">#938F99</color>
     <color name="wpi_theme_dark_inverseOnSurface">#201A17</color>
-    <color name="wpi_theme_dark_inverseSurface">#ECE0DA</color>
-    <color name="wpi_theme_dark_inversePrimary">#984800</color>
-    <color name="wpi_theme_dark_shadow">#000000</color>
+    <color name="wpi_theme_dark_inverseSurface" tools:ignore="UnusedResources">#ECE0DA</color>
+    <color name="wpi_theme_dark_inversePrimary" tools:ignore="UnusedResources">#984800</color>
+    <color name="wpi_theme_dark_shadow" tools:ignore="UnusedResources">#000000</color>
     <color name="wpi_theme_dark_primaryInverse">#984800</color>
 </resources>
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index a9a9c7433..7d58e4083 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -366,6 +366,9 @@
     <plurals name="wpi_mode_press">
         <item quantity="other">Druk nog %d keer…</item>
     </plurals>
+    <string name="wpi_username">Gebruikersnaam</string>
+    <string name="wpi_tab_key">API-sleutel voor Tab</string>
+    <string name="wpi_tap_key">API-sleutel voor Tap</string>
 
     <!-- Accessibility strings -->
     <string name="content_desc_more">meer</string>