diff --git a/matrix-sdk-android/src/main/java/org/matrix/android/sdk/api/session/room/RoomSummaryQueryParams.kt b/matrix-sdk-android/src/main/java/org/matrix/android/sdk/api/session/room/RoomSummaryQueryParams.kt
index 5c74dcced1..1e6b648756 100644
--- a/matrix-sdk-android/src/main/java/org/matrix/android/sdk/api/session/room/RoomSummaryQueryParams.kt
+++ b/matrix-sdk-android/src/main/java/org/matrix/android/sdk/api/session/room/RoomSummaryQueryParams.kt
@@ -24,21 +24,28 @@ import org.matrix.android.sdk.api.session.room.model.Membership
 import org.matrix.android.sdk.api.session.room.model.RoomType
 import org.matrix.android.sdk.api.session.space.SpaceSummaryQueryParams
 
+/**
+ * Create a [RoomSummaryQueryParams] object, calling [init] with a [RoomSummaryQueryParams.Builder]
+ */
 fun roomSummaryQueryParams(init: (RoomSummaryQueryParams.Builder.() -> Unit) = {}): RoomSummaryQueryParams {
-    return RoomSummaryQueryParams.Builder().apply(init).build()
-}
-
-fun spaceSummaryQueryParams(init: (RoomSummaryQueryParams.Builder.() -> Unit) = {}): SpaceSummaryQueryParams {
     return RoomSummaryQueryParams.Builder()
             .apply(init)
-            .apply {
-                includeType = listOf(RoomType.SPACE)
-                excludeType = null
-                roomCategoryFilter = RoomCategoryFilter.ONLY_ROOMS
-            }
             .build()
 }
 
+/**
+ * Create a [RoomSummaryQueryParams] object, calling [init] with a [RoomSummaryQueryParams.Builder]
+ * This is specific for spaces, other filters will be applied after invoking [init]
+ */
+fun spaceSummaryQueryParams(init: (RoomSummaryQueryParams.Builder.() -> Unit) = {}): SpaceSummaryQueryParams {
+    return roomSummaryQueryParams {
+        init()
+        includeType = listOf(RoomType.SPACE)
+        excludeType = null
+        roomCategoryFilter = RoomCategoryFilter.ONLY_ROOMS
+    }
+}
+
 /**
  * This class can be used to filter room summaries to use with:
  * [org.matrix.android.sdk.api.session.room.Room] and [org.matrix.android.sdk.api.session.room.RoomService].
diff --git a/vector/src/main/java/im/vector/app/features/home/room/list/RoomListSectionBuilderGroup.kt b/vector/src/main/java/im/vector/app/features/home/room/list/RoomListSectionBuilderGroup.kt
index 80c7b4e921..3822067b14 100644
--- a/vector/src/main/java/im/vector/app/features/home/room/list/RoomListSectionBuilderGroup.kt
+++ b/vector/src/main/java/im/vector/app/features/home/room/list/RoomListSectionBuilderGroup.kt
@@ -38,6 +38,7 @@ import org.matrix.android.sdk.api.session.Session
 import org.matrix.android.sdk.api.session.room.RoomSummaryQueryParams
 import org.matrix.android.sdk.api.session.room.UpdatableLivePageResult
 import org.matrix.android.sdk.api.session.room.model.Membership
+import org.matrix.android.sdk.api.session.room.roomSummaryQueryParams
 
 class RoomListSectionBuilderGroup(
         private val coroutineScope: CoroutineScope,
@@ -281,9 +282,6 @@ class RoomListSectionBuilderGroup(
     }
 
     private fun withQueryParams(builder: (RoomSummaryQueryParams.Builder) -> Unit, block: (RoomSummaryQueryParams) -> Unit) {
-        RoomSummaryQueryParams.Builder()
-                .apply { builder.invoke(this) }
-                .build()
-                .let { block(it) }
+        block(roomSummaryQueryParams { builder.invoke(this) })
     }
 }
diff --git a/vector/src/main/java/im/vector/app/features/home/room/list/RoomListSectionBuilderSpace.kt b/vector/src/main/java/im/vector/app/features/home/room/list/RoomListSectionBuilderSpace.kt
index c176b1b9a5..edf4ae6e67 100644
--- a/vector/src/main/java/im/vector/app/features/home/room/list/RoomListSectionBuilderSpace.kt
+++ b/vector/src/main/java/im/vector/app/features/home/room/list/RoomListSectionBuilderSpace.kt
@@ -51,6 +51,7 @@ import org.matrix.android.sdk.api.session.getRoomSummary
 import org.matrix.android.sdk.api.session.room.RoomSummaryQueryParams
 import org.matrix.android.sdk.api.session.room.UpdatableLivePageResult
 import org.matrix.android.sdk.api.session.room.model.Membership
+import org.matrix.android.sdk.api.session.room.roomSummaryQueryParams
 import org.matrix.android.sdk.api.session.room.summary.RoomAggregateNotificationCount
 import timber.log.Timber
 
@@ -429,10 +430,7 @@ class RoomListSectionBuilderSpace(
     }
 
     private fun withQueryParams(builder: (RoomSummaryQueryParams.Builder) -> Unit, block: (RoomSummaryQueryParams) -> Unit) {
-        RoomSummaryQueryParams.Builder()
-                .apply { builder.invoke(this) }
-                .build()
-                .let { block(it) }
+        block(roomSummaryQueryParams { builder.invoke(this) })
     }
 
     internal fun RoomSummaryQueryParams.process(spaceFilter: RoomListViewModel.SpaceFilterStrategy, currentSpace: String?): RoomSummaryQueryParams {