diff --git a/java/res/xml/method.xml b/java/res/xml/method.xml
index e5387732e..d71e88b8f 100644
--- a/java/res/xml/method.xml
+++ b/java/res/xml/method.xml
@@ -84,7 +84,7 @@
     pt_PT: Portuguese (Portugal)/qwerty
     ro: Romanian/qwerty
     ru: Russian/east_slavic
-    si_LK: Sinhala (Sri Lanka)/sinhala
+    (si_LK: Sinhala (Sri Lanka)/sinhala) # This is a preliminary keyboard layout.
     sk: Slovak/qwerty
     sl: Slovenian/qwerty
     sr: Serbian/south_slavic
@@ -92,7 +92,7 @@
     sv: Swedish/nordic
     sw: Swahili/qwerty
     ta_IN: Tamil (India)/tamil
-    ta_LK: Tamil (Sri Lanka)/tamil
+    (ta_LK: Tamil (Sri Lanka)/tamil) # Disabled in conjunction with si_LK.
     ta_SG: Tamil (Singapore)/tamil
     te_IN: Telugu (India)/telugu
     th: Thai/thai
@@ -614,6 +614,9 @@
             android:imeSubtypeExtraValue="SupportTouchPositionCorrection,EmojiCapable"
             android:isAsciiCapable="false"
     />
+    <!-- TODO: This Sinhala keyboard is a preliminary layout.
+               This isn't based on the final specification. -->
+    <!--
     <subtype android:icon="@drawable/ic_ime_switcher_dark"
             android:label="@string/subtype_generic"
             android:subtypeId="0x5c6b3bde"
@@ -622,6 +625,7 @@
             android:imeSubtypeExtraValue="KeyboardLayoutSet=sinhala,EmojiCapable"
             android:isAsciiCapable="false"
     />
+    -->
     <subtype android:icon="@drawable/ic_ime_switcher_dark"
             android:label="@string/subtype_generic"
             android:subtypeId="0x8e94d413"
@@ -688,6 +692,8 @@
             android:imeSubtypeExtraValue="KeyboardLayoutSet=tamil,EmojiCapable"
             android:isAsciiCapable="false"
     />
+    <!-- TODO: Enable ta_LK subtype when si_LK subtype is ready -->
+    <!--
     <subtype android:icon="@drawable/ic_ime_switcher_dark"
             android:label="@string/subtype_generic"
             android:subtypeId="0x6ca12d84"
@@ -696,6 +702,7 @@
             android:imeSubtypeExtraValue="KeyboardLayoutSet=tamil,EmojiCapable"
             android:isAsciiCapable="false"
     />
+    -->
     <subtype android:icon="@drawable/ic_ime_switcher_dark"
             android:label="@string/subtype_generic"
             android:subtypeId="0x785abbd9"
diff --git a/tests/src/com/android/inputmethod/keyboard/KeyboardLayoutSetSubtypesCountTests.java b/tests/src/com/android/inputmethod/keyboard/KeyboardLayoutSetSubtypesCountTests.java
index 9e9dbdafb..eb67bc134 100644
--- a/tests/src/com/android/inputmethod/keyboard/KeyboardLayoutSetSubtypesCountTests.java
+++ b/tests/src/com/android/inputmethod/keyboard/KeyboardLayoutSetSubtypesCountTests.java
@@ -25,7 +25,7 @@ import java.util.ArrayList;
 
 @SmallTest
 public class KeyboardLayoutSetSubtypesCountTests extends KeyboardLayoutSetTestsBase {
-    private static final int NUMBER_OF_SUBTYPES = 79;
+    private static final int NUMBER_OF_SUBTYPES = 77;
     private static final int NUMBER_OF_ASCII_CAPABLE_SUBTYPES = 45;
     private static final int NUMBER_OF_PREDEFINED_ADDITIONAL_SUBTYPES = 2;
 
diff --git a/tests/src/com/android/inputmethod/keyboard/layout/tests/TestsSinhalaLK.java b/tests/src/com/android/inputmethod/keyboard/layout/tests/TestsSinhalaLK.java
index 1cea49760..8b861359b 100644
--- a/tests/src/com/android/inputmethod/keyboard/layout/tests/TestsSinhalaLK.java
+++ b/tests/src/com/android/inputmethod/keyboard/layout/tests/TestsSinhalaLK.java
@@ -16,7 +16,7 @@
 
 package com.android.inputmethod.keyboard.layout.tests;
 
-import android.test.suitebuilder.annotation.SmallTest;
+import android.test.suitebuilder.annotation.Suppress;
 
 import com.android.inputmethod.keyboard.layout.LayoutBase;
 import com.android.inputmethod.keyboard.layout.Sinhala;
@@ -27,7 +27,7 @@ import java.util.Locale;
 /**
  * si_LK: Sinhala (Sri Lanka)/sinhala
  */
-@SmallTest
+@Suppress
 public final class TestsSinhalaLK extends LayoutTestsBase {
     private static final Locale LOCALE = new Locale("si", "LK");
     private static final LayoutBase LAYOUT = new Sinhala(new SinhalaCustomizer(LOCALE));
diff --git a/tests/src/com/android/inputmethod/keyboard/layout/tests/TestsTamilLK.java b/tests/src/com/android/inputmethod/keyboard/layout/tests/TestsTamilLK.java
index 21b591c28..65ec0b036 100644
--- a/tests/src/com/android/inputmethod/keyboard/layout/tests/TestsTamilLK.java
+++ b/tests/src/com/android/inputmethod/keyboard/layout/tests/TestsTamilLK.java
@@ -16,7 +16,7 @@
 
 package com.android.inputmethod.keyboard.layout.tests;
 
-import android.test.suitebuilder.annotation.SmallTest;
+import android.test.suitebuilder.annotation.Suppress;
 
 import com.android.inputmethod.keyboard.layout.LayoutBase;
 import com.android.inputmethod.keyboard.layout.Symbols;
@@ -30,7 +30,7 @@ import java.util.Locale;
 /**
  * ta_LK: Tamil (Sri Lanka)/tamil
  */
-@SmallTest
+@Suppress
 public final class TestsTamilLK extends LayoutTestsBase {
     private static final Locale LOCALE = new Locale("ta", "LK");
     private static final LayoutBase LAYOUT = new Tamil(new TamilLKCustomizer(LOCALE));