diff --git a/CHANGES.md b/CHANGES.md
index a28b84410e..dd277826eb 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -13,6 +13,7 @@ Bugfix 🐛:
  - Fix a problem with database migration on nightly builds (#3335)
  - Implement a workaround to render <del> and <u> in the timeline (#1817)
  - Make sure the SDK can retrieve the secret storage if the system is upgraded (#3304)
+ - Spaces | Explore room list: the RoomId is displayed instead of name (#3371)
 
 Translations 🗣:
  -
diff --git a/matrix-sdk-android/src/main/java/org/matrix/android/sdk/api/session/room/model/SpaceChildInfo.kt b/matrix-sdk-android/src/main/java/org/matrix/android/sdk/api/session/room/model/SpaceChildInfo.kt
index 2d31930b33..66293bcb8c 100644
--- a/matrix-sdk-android/src/main/java/org/matrix/android/sdk/api/session/room/model/SpaceChildInfo.kt
+++ b/matrix-sdk-android/src/main/java/org/matrix/android/sdk/api/session/room/model/SpaceChildInfo.kt
@@ -30,5 +30,7 @@ data class SpaceChildInfo(
         val autoJoin: Boolean,
         val viaServers: List<String>,
         val parentRoomId: String?,
-        val suggested: Boolean?
+        val suggested: Boolean?,
+        val canonicalAlias: String?,
+        val aliases: List<String>?
 )
diff --git a/matrix-sdk-android/src/main/java/org/matrix/android/sdk/api/util/MatrixItem.kt b/matrix-sdk-android/src/main/java/org/matrix/android/sdk/api/util/MatrixItem.kt
index 3bf3f66e40..cf84ecf848 100644
--- a/matrix-sdk-android/src/main/java/org/matrix/android/sdk/api/util/MatrixItem.kt
+++ b/matrix-sdk-android/src/main/java/org/matrix/android/sdk/api/util/MatrixItem.kt
@@ -159,4 +159,4 @@ fun RoomMemberSummary.toMatrixItem() = MatrixItem.UserItem(userId, displayName,
 
 fun SenderInfo.toMatrixItem() = MatrixItem.UserItem(userId, disambiguatedDisplayName, avatarUrl)
 
-fun SpaceChildInfo.toMatrixItem() = MatrixItem.RoomItem(childRoomId, name, avatarUrl)
+fun SpaceChildInfo.toMatrixItem() = MatrixItem.RoomItem(childRoomId, name ?: canonicalAlias ?: aliases?.firstOrNull(), avatarUrl)
diff --git a/matrix-sdk-android/src/main/java/org/matrix/android/sdk/internal/database/mapper/RoomSummaryMapper.kt b/matrix-sdk-android/src/main/java/org/matrix/android/sdk/internal/database/mapper/RoomSummaryMapper.kt
index fbecbf37be..3fea15bd3d 100644
--- a/matrix-sdk-android/src/main/java/org/matrix/android/sdk/internal/database/mapper/RoomSummaryMapper.kt
+++ b/matrix-sdk-android/src/main/java/org/matrix/android/sdk/internal/database/mapper/RoomSummaryMapper.kt
@@ -90,7 +90,9 @@ internal class RoomSummaryMapper @Inject constructor(private val timelineEventMa
                             autoJoin = it.autoJoin ?: false,
                             viaServers = it.viaServers.toList(),
                             parentRoomId = roomSummaryEntity.roomId,
-                            suggested = it.suggested
+                            suggested = it.suggested,
+                            canonicalAlias = it.childSummaryEntity?.canonicalAlias,
+                            aliases = it.childSummaryEntity?.aliases?.toList()
                     )
                 },
                 flattenParentIds = roomSummaryEntity.flattenParentIds?.split("|") ?: emptyList()
diff --git a/matrix-sdk-android/src/main/java/org/matrix/android/sdk/internal/session/space/DefaultSpaceService.kt b/matrix-sdk-android/src/main/java/org/matrix/android/sdk/internal/session/space/DefaultSpaceService.kt
index f7fd77c528..e71467da6e 100644
--- a/matrix-sdk-android/src/main/java/org/matrix/android/sdk/internal/session/space/DefaultSpaceService.kt
+++ b/matrix-sdk-android/src/main/java/org/matrix/android/sdk/internal/session/space/DefaultSpaceService.kt
@@ -146,7 +146,9 @@ internal class DefaultSpaceService @Inject constructor(
                                                         viaServers = childStateEvContent.via.orEmpty(),
                                                         activeMemberCount = childSummary.numJoinedMembers,
                                                         parentRoomId = childStateEv.roomId,
-                                                        suggested = childStateEvContent.suggested
+                                                        suggested = childStateEvContent.suggested,
+                                                        canonicalAlias = childSummary.canonicalAlias,
+                                                        aliases = childSummary.aliases
                                                 )
                                             }
                                         }.orEmpty()
diff --git a/vector/src/main/java/im/vector/app/features/spaces/explore/SpaceDirectoryController.kt b/vector/src/main/java/im/vector/app/features/spaces/explore/SpaceDirectoryController.kt
index 734c4e3261..aade0ffd22 100644
--- a/vector/src/main/java/im/vector/app/features/spaces/explore/SpaceDirectoryController.kt
+++ b/vector/src/main/java/im/vector/app/features/spaces/explore/SpaceDirectoryController.kt
@@ -35,7 +35,7 @@ import org.matrix.android.sdk.api.failure.Failure
 import org.matrix.android.sdk.api.failure.MatrixError.Companion.M_UNRECOGNIZED
 import org.matrix.android.sdk.api.session.room.model.RoomType
 import org.matrix.android.sdk.api.session.room.model.SpaceChildInfo
-import org.matrix.android.sdk.api.util.MatrixItem
+import org.matrix.android.sdk.api.util.toMatrixItem
 import javax.inject.Inject
 
 class SpaceDirectoryController @Inject constructor(