diff --git a/java/res/xml-sr/kbd_qwerty.xml b/java/res/xml-sr/kbd_qwerty.xml
index 412fb2e..351950d 100644
--- a/java/res/xml-sr/kbd_qwerty.xml
+++ b/java/res/xml-sr/kbd_qwerty.xml
@@ -84,7 +84,7 @@
         android:keyWidth="8.5%p"
     >
         <Key
-            android:codes="-1"
+            android:codes="@integer/key_shift"
             android:keyIcon="@drawable/sym_keyboard_shift"
             android:keyWidth="11.75%p"
             android:isModifier="true"
@@ -106,7 +106,7 @@
         <Key
             android:keyLabel="м" />
         <Key
-            android:codes="-5"
+            android:codes="@integer/key_delete"
             android:keyIcon="@drawable/sym_keyboard_delete"
             android:keyWidth="11.75%p"
             android:keyEdgeFlags="right"
@@ -119,7 +119,7 @@
         android:rowEdgeFlags="bottom"
     >
         <Key
-            android:codes="-2"
+            android:codes="@integer/key_symbol"
             android:keyLabel="@string/label_symbol_key"
             android:keyWidth="15%p"
             android:keyEdgeFlags="left"
@@ -137,20 +137,19 @@
             android:keyWidth="10%p"
             android:isModifier="true" />
         <Key
-            android:codes="32"
+            android:codes="@integer/key_space"
             android:keyIcon="@drawable/sym_keyboard_space"
             android:iconPreview="@drawable/sym_keyboard_feedback_space"
             android:keyWidth="30%p"
             android:isRepeatable="true"
             android:isModifier="true" />
         <Key
-            android:codes="46"
             android:keyLabel="."
             android:popupKeyboard="@xml/popup_punctuation"
             android:keyWidth="10%p"
             android:isModifier="true" />
         <Key
-            android:codes="10"
+            android:codes="@integer/key_return"
             android:keyIcon="@drawable/sym_keyboard_return"
             android:iconPreview="@drawable/sym_keyboard_feedback_return"
             android:keyWidth="25%p"
@@ -162,7 +161,7 @@
         android:rowEdgeFlags="bottom"
     >
         <Key
-            android:codes="-2"
+            android:codes="@integer/key_symbol"
             android:keyLabel="@string/label_symbol_key"
             android:keyWidth="15%p"
             android:keyEdgeFlags="left"
@@ -178,7 +177,7 @@
             android:keyWidth="10%p"
             android:isModifier="true" />
         <Key
-            android:codes="32"
+            android:codes="@integer/key_space"
             android:keyIcon="@drawable/sym_keyboard_space"
             android:iconPreview="@drawable/sym_keyboard_feedback_space"
             android:keyWidth="30%p"
@@ -190,7 +189,7 @@
             android:keyWidth="10%p"
             android:isModifier="true" />
         <Key
-            android:codes="10"
+            android:codes="@integer/key_return"
             android:keyIcon="@drawable/sym_keyboard_return"
             android:iconPreview="@drawable/sym_keyboard_feedback_return"
             android:keyWidth="25%p"
@@ -202,7 +201,7 @@
         android:rowEdgeFlags="bottom"
     >
         <Key
-            android:codes="-2"
+            android:codes="@integer/key_symbol"
             android:keyLabel="@string/label_symbol_key"
             android:keyWidth="15%p"
             android:keyEdgeFlags="left"
@@ -217,7 +216,7 @@
             android:keyLabel="\@"
             android:isModifier="true" />
         <Key
-            android:codes="32"
+            android:codes="@integer/key_space"
             android:keyIcon="@drawable/sym_keyboard_space"
             android:iconPreview="@drawable/sym_keyboard_feedback_space"
             android:keyWidth="30%p"
@@ -228,7 +227,7 @@
             android:popupKeyboard="@xml/popup_punctuation"
             android:isModifier="true" />
         <Key
-            android:codes="10"
+            android:codes="@integer/key_return"
             android:keyIcon="@drawable/sym_keyboard_return"
             android:iconPreview="@drawable/sym_keyboard_feedback_return"
             android:keyWidth="25%p"
@@ -240,7 +239,7 @@
         android:rowEdgeFlags="bottom"
     >
         <Key
-            android:codes="-2"
+            android:codes="@integer/key_symbol"
             android:keyLabel="@string/label_symbol_key"
             android:keyWidth="15%p"
             android:keyEdgeFlags="left"
@@ -258,14 +257,13 @@
             android:keyWidth="10%p"
             android:isModifier="true" />
         <Key
-            android:codes="32"
+            android:codes="@integer/key_space"
             android:keyIcon="@drawable/sym_keyboard_space"
             android:iconPreview="@drawable/sym_keyboard_feedback_space"
             android:keyWidth="30%p"
             android:isRepeatable="true"
             android:isModifier="true" />
         <Key
-            android:codes="46"
             android:keyLabel="."
             android:popupKeyboard="@xml/popup_punctuation"
             android:keyWidth="10%p"
@@ -283,7 +281,7 @@
         android:rowEdgeFlags="bottom"
     >
         <Key
-            android:codes="-2"
+            android:codes="@integer/key_symbol"
             android:keyLabel="@string/label_symbol_key"
             android:keyWidth="15%p"
             android:keyEdgeFlags="left"
@@ -301,14 +299,14 @@
             android:keyWidth="10%p"
             android:isModifier="true" />
         <Key
-            android:codes="32"
+            android:codes="@integer/key_space"
             android:keyIcon="@drawable/sym_keyboard_space"
             android:iconPreview="@drawable/sym_keyboard_feedback_space"
             android:keyWidth="30%p"
             android:isRepeatable="true"
             android:isModifier="true" />
         <Key
-            android:codes="9"
+            android:codes="@integer/key_tab"
             android:keyIcon="@drawable/sym_keyboard_tab"
             android:iconPreview="@drawable/sym_keyboard_feedback_tab"
             android:keyWidth="10%p"
@@ -319,7 +317,7 @@
             android:keyWidth="10%p"
             android:isModifier="true" />
         <Key
-            android:codes="10"
+            android:codes="@integer/key_return"
             android:keyIcon="@drawable/sym_keyboard_return"
             android:iconPreview="@drawable/sym_keyboard_feedback_return"
             android:keyWidth="15%p"
diff --git a/java/res/xml-sr/kbd_qwerty_black.xml b/java/res/xml-sr/kbd_qwerty_black.xml
index 2bef450..74375e6 100644
--- a/java/res/xml-sr/kbd_qwerty_black.xml
+++ b/java/res/xml-sr/kbd_qwerty_black.xml
@@ -84,7 +84,7 @@
         android:keyWidth="8.5%p"
     >
         <Key
-            android:codes="-1"
+            android:codes="@integer/key_shift"
             android:keyIcon="@drawable/sym_bkeyboard_shift"
             android:keyWidth="11.75%p"
             android:isModifier="true"
@@ -106,7 +106,7 @@
         <Key
             android:keyLabel="м" />
         <Key
-            android:codes="-5"
+            android:codes="@integer/key_delete"
             android:keyIcon="@drawable/sym_bkeyboard_delete"
             android:keyWidth="11.75%p"
             android:keyEdgeFlags="right"
@@ -118,7 +118,7 @@
         android:rowEdgeFlags="bottom"
     >
         <Key
-            android:codes="-2"
+            android:codes="@integer/key_symbol"
             android:keyLabel="@string/label_symbol_key"
             android:keyWidth="15%p"
             android:keyEdgeFlags="left" />
@@ -133,18 +133,17 @@
             android:iconPreview="@drawable/sym_keyboard_feedback_mic"
             android:keyWidth="10%p" />
         <Key
-            android:codes="32"
+            android:codes="@integer/key_space"
             android:keyIcon="@drawable/sym_bkeyboard_space"
             android:iconPreview="@drawable/sym_keyboard_feedback_space"
             android:keyWidth="30%p"
             android:isRepeatable="true" />
         <Key
-            android:codes="46"
             android:keyLabel="."
             android:popupKeyboard="@xml/popup_punctuation"
             android:keyWidth="10%p" />
         <Key
-            android:codes="10"
+            android:codes="@integer/key_return"
             android:keyIcon="@drawable/sym_bkeyboard_return"
             android:iconPreview="@drawable/sym_keyboard_feedback_return"
             android:keyWidth="25%p"
@@ -155,7 +154,7 @@
         android:rowEdgeFlags="bottom"
     >
         <Key
-            android:codes="-2"
+            android:codes="@integer/key_symbol"
             android:keyLabel="@string/label_symbol_key"
             android:keyWidth="15%p"
             android:keyEdgeFlags="left" />
@@ -168,7 +167,7 @@
             android:keyLabel="/"
             android:keyWidth="10%p" />
         <Key
-            android:codes="32"
+            android:codes="@integer/key_space"
             android:keyIcon="@drawable/sym_bkeyboard_space"
             android:iconPreview="@drawable/sym_keyboard_feedback_space"
             android:keyWidth="30%p"
@@ -178,7 +177,7 @@
             android:popupKeyboard="@xml/popup_punctuation"
             android:keyWidth="10%p" />
         <Key
-            android:codes="10"
+            android:codes="@integer/key_return"
             android:keyIcon="@drawable/sym_bkeyboard_return"
             android:iconPreview="@drawable/sym_keyboard_feedback_return"
             android:keyWidth="25%p"
@@ -189,7 +188,7 @@
         android:rowEdgeFlags="bottom"
     >
         <Key
-            android:codes="-2"
+            android:codes="@integer/key_symbol"
             android:keyLabel="@string/label_symbol_key"
             android:keyWidth="15%p"
             android:keyEdgeFlags="left" />
@@ -201,7 +200,7 @@
         <Key
             android:keyLabel="\@" />
         <Key
-            android:codes="32"
+            android:codes="@integer/key_space"
             android:keyIcon="@drawable/sym_bkeyboard_space"
             android:iconPreview="@drawable/sym_keyboard_feedback_space"
             android:keyWidth="30%p"
@@ -210,7 +209,7 @@
             android:keyLabel="."
             android:popupKeyboard="@xml/popup_punctuation" />
         <Key
-            android:codes="10"
+            android:codes="@integer/key_return"
             android:keyIcon="@drawable/sym_bkeyboard_return"
             android:iconPreview="@drawable/sym_keyboard_feedback_return"
             android:keyWidth="25%p"
@@ -221,7 +220,7 @@
         android:rowEdgeFlags="bottom"
     >
         <Key
-            android:codes="-2"
+            android:codes="@integer/key_symbol"
             android:keyLabel="@string/label_symbol_key"
             android:keyWidth="15%p"
             android:keyEdgeFlags="left" />
@@ -236,13 +235,12 @@
             android:iconPreview="@drawable/sym_keyboard_feedback_mic"
             android:keyWidth="10%p" />
         <Key
-            android:codes="32"
+            android:codes="@integer/key_space"
             android:keyIcon="@drawable/sym_bkeyboard_space"
             android:iconPreview="@drawable/sym_keyboard_feedback_space"
             android:keyWidth="30%p"
             android:isRepeatable="true" />
         <Key
-            android:codes="46"
             android:keyLabel="."
             android:popupKeyboard="@xml/popup_punctuation"
             android:keyWidth="10%p" />
@@ -258,7 +256,7 @@
         android:rowEdgeFlags="bottom"
     >
         <Key
-            android:codes="-2"
+            android:codes="@integer/key_symbol"
             android:keyLabel="@string/label_symbol_key"
             android:keyWidth="15%p"
             android:keyEdgeFlags="left" />
@@ -273,13 +271,13 @@
             android:iconPreview="@drawable/sym_keyboard_feedback_mic"
             android:keyWidth="10%p" />
         <Key
-            android:codes="32"
+            android:codes="@integer/key_space"
             android:keyIcon="@drawable/sym_bkeyboard_space"
             android:iconPreview="@drawable/sym_keyboard_feedback_space"
             android:keyWidth="30%p"
             android:isRepeatable="true" />
         <Key
-            android:codes="9"
+            android:codes="@integer/key_tab"
             android:keyIcon="@drawable/sym_bkeyboard_tab"
             android:iconPreview="@drawable/sym_keyboard_feedback_tab"
             android:keyWidth="10%p" />
@@ -288,10 +286,10 @@
             android:popupKeyboard="@xml/popup_punctuation"
             android:keyWidth="10%p" />
         <Key
-            android:codes="10"
+            android:codes="@integer/key_return"
             android:keyIcon="@drawable/sym_bkeyboard_return"
             android:iconPreview="@drawable/sym_keyboard_feedback_return"
             android:keyWidth="15%p"
             android:keyEdgeFlags="right" />
     </Row>
-</Keyboard>
\ No newline at end of file
+</Keyboard>