diff --git a/CHANGES.md b/CHANGES.md
index 2b666e88..d1e84259 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -10,12 +10,13 @@ Improvements:
  - Improve edit of replies
 
 Other changes:
- -
+ - migrate from rxbinding 2 to rxbinding 3
 
 Bugfix:
  - Fix regression on permalink click
  - Fix crash reported by the PlayStore (#341)
  - Fix Chat composer separator color in dark/black theme
+ - Fix bad layout for room directory filter (#349)
 
 Translations:
  -
diff --git a/build.gradle b/build.gradle
index 4fa468ab..b52707d5 100644
--- a/build.gradle
+++ b/build.gradle
@@ -1,3 +1,5 @@
+import javax.tools.JavaCompiler
+
 // Top-level build file where you can add configuration options common to all sub-projects/modules.
 
 buildscript {
@@ -52,6 +54,19 @@ allprojects {
             }
         }
     }
+
+    tasks.withType(JavaCompile).all {
+        options.compilerArgs += [
+                '-Adagger.gradle.incremental=enabled'
+        ]
+    }
+
+    afterEvaluate {
+        extensions.findByName("kapt")?.arguments {
+            arg("dagger.gradle.incremental", "enabled")
+        }
+    }
+
 }
 
 task clean(type: Delete) {
diff --git a/matrix-sdk-android/src/main/java/im/vector/matrix/android/api/session/events/model/RelationType.kt b/matrix-sdk-android/src/main/java/im/vector/matrix/android/api/session/events/model/RelationType.kt
index 56d4801c..0f5421a0 100644
--- a/matrix-sdk-android/src/main/java/im/vector/matrix/android/api/session/events/model/RelationType.kt
+++ b/matrix-sdk-android/src/main/java/im/vector/matrix/android/api/session/events/model/RelationType.kt
@@ -17,7 +17,7 @@ package im.vector.matrix.android.api.session.events.model
 
 
 /**
- * Constants defining known event relation types from Matrix specifications.
+ * Constants defining known event relation types from Matrix specifications
  */
 object RelationType {
 
@@ -25,7 +25,7 @@ object RelationType {
     const val ANNOTATION = "m.annotation"
     /** Lets you define an event which replaces an existing event.*/
     const val REPLACE = "m.replace"
-    /** ets you define an event which references an existing event.*/
+    /** Lets you define an event which references an existing event.*/
     const val REFERENCE = "m.reference"
 
 }
\ No newline at end of file
diff --git a/matrix-sdk-android/src/main/java/im/vector/matrix/android/api/session/room/model/relation/RelationContent.kt b/matrix-sdk-android/src/main/java/im/vector/matrix/android/api/session/room/model/relation/RelationContent.kt
index 9bbdf5ab..5f89a482 100644
--- a/matrix-sdk-android/src/main/java/im/vector/matrix/android/api/session/room/model/relation/RelationContent.kt
+++ b/matrix-sdk-android/src/main/java/im/vector/matrix/android/api/session/room/model/relation/RelationContent.kt
@@ -16,7 +16,10 @@
 
 package im.vector.matrix.android.api.session.room.model.relation
 
+import im.vector.matrix.android.api.session.events.model.RelationType
+
 interface RelationContent {
+    /** See [RelationType] for known possible values */
     val type: String?
     val eventId: String?
     val inReplyTo: ReplyToContent?
diff --git a/vector/build.gradle b/vector/build.gradle
index d7332c47..5fdb240a 100644
--- a/vector/build.gradle
+++ b/vector/build.gradle
@@ -187,8 +187,9 @@ dependencies {
     implementation 'io.reactivex.rxjava2:rxkotlin:2.3.0'
     implementation 'io.reactivex.rxjava2:rxandroid:2.1.0'
     implementation 'com.jakewharton.rxrelay2:rxrelay:2.1.0'
-    // TODO RxBindings3 exists
-    implementation 'com.jakewharton.rxbinding2:rxbinding:2.2.0'
+    // RXBinding
+    implementation 'com.jakewharton.rxbinding3:rxbinding:3.0.0-alpha2'
+    implementation 'com.jakewharton.rxbinding3:rxbinding-appcompat:3.0.0-alpha2'
 
     implementation("com.airbnb.android:epoxy:$epoxy_version")
     kapt "com.airbnb.android:epoxy-processor:$epoxy_version"
diff --git a/vector/src/main/java/im/vector/riotx/features/login/LoginActivity.kt b/vector/src/main/java/im/vector/riotx/features/login/LoginActivity.kt
index 5c91b4bc..53519fc4 100644
--- a/vector/src/main/java/im/vector/riotx/features/login/LoginActivity.kt
+++ b/vector/src/main/java/im/vector/riotx/features/login/LoginActivity.kt
@@ -22,7 +22,7 @@ import android.os.Bundle
 import android.widget.Toast
 import androidx.core.view.isVisible
 import arrow.core.Try
-import com.jakewharton.rxbinding2.widget.RxTextView
+import com.jakewharton.rxbinding3.widget.textChanges
 import im.vector.matrix.android.api.MatrixCallback
 import im.vector.matrix.android.api.auth.Authenticator
 import im.vector.matrix.android.api.auth.data.HomeServerConnectionConfig
@@ -127,9 +127,9 @@ class LoginActivity : VectorBaseActivity() {
     private fun setupAuthButton() {
         Observable
                 .combineLatest(
-                        RxTextView.textChanges(loginField).map { it.trim().isNotEmpty() },
-                        RxTextView.textChanges(passwordField).map { it.trim().isNotEmpty() },
-                        RxTextView.textChanges(homeServerField).map { it.trim().isNotEmpty() },
+                        loginField.textChanges().map { it.trim().isNotEmpty() },
+                        passwordField.textChanges().map { it.trim().isNotEmpty() },
+                        homeServerField.textChanges().map { it.trim().isNotEmpty() },
                         Function3<Boolean, Boolean, Boolean, Boolean> { isLoginNotEmpty, isPasswordNotEmpty, isHomeServerNotEmpty ->
                             isLoginNotEmpty && isPasswordNotEmpty && isHomeServerNotEmpty
                         }
diff --git a/vector/src/main/java/im/vector/riotx/features/roomdirectory/PublicRoomsFragment.kt b/vector/src/main/java/im/vector/riotx/features/roomdirectory/PublicRoomsFragment.kt
index 873f8b8b..9888463e 100644
--- a/vector/src/main/java/im/vector/riotx/features/roomdirectory/PublicRoomsFragment.kt
+++ b/vector/src/main/java/im/vector/riotx/features/roomdirectory/PublicRoomsFragment.kt
@@ -25,14 +25,13 @@ import com.airbnb.epoxy.EpoxyVisibilityTracker
 import com.airbnb.mvrx.activityViewModel
 import com.airbnb.mvrx.withState
 import com.google.android.material.snackbar.Snackbar
-import com.jakewharton.rxbinding2.widget.RxTextView
+import com.jakewharton.rxbinding3.appcompat.queryTextChanges
 import im.vector.matrix.android.api.session.room.model.roomdirectory.PublicRoom
 import im.vector.riotx.R
 import im.vector.riotx.core.di.ScreenComponent
 import im.vector.riotx.core.error.ErrorFormatter
 import im.vector.riotx.core.extensions.observeEvent
 import im.vector.riotx.core.platform.VectorBaseFragment
-import im.vector.riotx.features.themes.ThemeUtils
 import io.reactivex.rxkotlin.subscribeBy
 import kotlinx.android.synthetic.main.fragment_public_rooms.*
 import timber.log.Timber
@@ -70,9 +69,7 @@ class PublicRoomsFragment : VectorBaseFragment(), PublicRoomsController.Callback
             it.setDisplayHomeAsUpEnabled(true)
         }
 
-        publicRoomsFilter.setBackgroundResource(ThemeUtils.getResourceId(requireContext(), R.drawable.bg_search_edit_text_light))
-
-        RxTextView.textChanges(publicRoomsFilter)
+        publicRoomsFilter.queryTextChanges()
                 .debounce(500, TimeUnit.MILLISECONDS)
                 .subscribeBy {
                     viewModel.filterWith(it.toString())
diff --git a/vector/src/main/res/drawable/ic_search.xml b/vector/src/main/res/drawable/ic_search.xml
new file mode 100644
index 00000000..e2a66c77
--- /dev/null
+++ b/vector/src/main/res/drawable/ic_search.xml
@@ -0,0 +1,22 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="20dp"
+    android:height="20dp"
+    android:viewportWidth="20"
+    android:viewportHeight="20">
+  <path
+      android:pathData="M9,9m-8,0a8,8 0,1 1,16 0a8,8 0,1 1,-16 0"
+      android:strokeLineJoin="round"
+      android:strokeWidth="2"
+      android:fillColor="#00000000"
+      android:fillType="evenOdd"
+      android:strokeColor="#03B381"
+      android:strokeLineCap="round"/>
+  <path
+      android:pathData="M19,19l-4.35,-4.35"
+      android:strokeLineJoin="round"
+      android:strokeWidth="2"
+      android:fillColor="#00000000"
+      android:fillType="evenOdd"
+      android:strokeColor="#03B381"
+      android:strokeLineCap="round"/>
+</vector>
diff --git a/vector/src/main/res/layout/activity_filtered_rooms.xml b/vector/src/main/res/layout/activity_filtered_rooms.xml
index 4d3e7036..9cced167 100644
--- a/vector/src/main/res/layout/activity_filtered_rooms.xml
+++ b/vector/src/main/res/layout/activity_filtered_rooms.xml
@@ -20,10 +20,9 @@
 
             <androidx.appcompat.widget.SearchView
                 android:id="@+id/filteredRoomsSearchView"
+                style="@style/VectorSearchView"
                 android:layout_width="match_parent"
                 android:layout_height="wrap_content"
-                app:closeIcon="@drawable/ic_x_green"
-                app:iconifiedByDefault="false"
                 app:queryHint="@string/room_filtering_filter_hint"
                 app:searchIcon="@drawable/ic_filter" />
 
diff --git a/vector/src/main/res/layout/fragment_public_rooms.xml b/vector/src/main/res/layout/fragment_public_rooms.xml
index de6fa436..2ba74a75 100644
--- a/vector/src/main/res/layout/fragment_public_rooms.xml
+++ b/vector/src/main/res/layout/fragment_public_rooms.xml
@@ -33,26 +33,12 @@
             app:layout_constraintTop_toTopOf="parent"
             app:layout_scrollFlags="scroll|exitUntilCollapsed|snap|enterAlways">
 
-            <!-- Note: Background is modified in the code for other themes -->
-            <EditText
+            <androidx.appcompat.widget.SearchView
                 android:id="@+id/publicRoomsFilter"
+                style="@style/VectorSearchView"
                 android:layout_width="match_parent"
-                android:layout_height="32dp"
-                android:layout_marginStart="8dp"
-                android:layout_marginLeft="8dp"
-                android:layout_marginTop="8dp"
-                android:layout_marginEnd="@dimen/layout_horizontal_margin"
-                android:layout_marginRight="@dimen/layout_horizontal_margin"
-                android:layout_marginBottom="8dp"
-                android:background="@drawable/bg_search_edit_text_light"
-                android:drawableStart="@drawable/ic_search_white"
-                android:drawableLeft="@drawable/ic_search_white"
-                android:drawablePadding="8dp"
-                android:drawableTint="?riotx_text_secondary"
-                android:hint="@string/home_filter_placeholder_rooms"
-                android:lines="1"
-                android:paddingLeft="8dp"
-                android:paddingRight="8dp" />
+                android:layout_height="wrap_content"
+                app:queryHint="@string/room_directory_search_hint" />
 
         </androidx.appcompat.widget.Toolbar>
 
diff --git a/vector/src/main/res/values/strings_riotX.xml b/vector/src/main/res/values/strings_riotX.xml
index 06f495a8..aa24261e 100644
--- a/vector/src/main/res/values/strings_riotX.xml
+++ b/vector/src/main/res/values/strings_riotX.xml
@@ -32,5 +32,7 @@
     <string name="room_filtering_footer_create_new_direct_message">Send a new direct message</string>
     <string name="room_filtering_footer_open_room_directory">View the room directory</string>
 
+    <string name="room_directory_search_hint">Name or ID (#example:matrix.org)</string>
+
 
 </resources>
\ No newline at end of file
diff --git a/vector/src/main/res/values/styles_riot.xml b/vector/src/main/res/values/styles_riot.xml
index 78907193..59d87ec7 100644
--- a/vector/src/main/res/values/styles_riot.xml
+++ b/vector/src/main/res/values/styles_riot.xml
@@ -160,6 +160,12 @@
         <item name="colorControlHighlight">@android:color/white</item>
     </style>
 
+    <style name="VectorSearchView" parent="Widget.AppCompat.SearchView">
+        <item name="searchIcon">@drawable/ic_search</item>
+        <item name="closeIcon">@drawable/ic_x_green</item>
+        <item name="iconifiedByDefault">false</item>
+    </style>
+
     <style name="VectorSearches.EditText" parent="Widget.AppCompat.EditText">
         <item name="android:textCursorDrawable">@drawable/searches_cursor_background</item>
         <item name="android:background">@android:color/transparent</item>