diff --git a/beetsplug/lastgenre/aliases.yaml b/beetsplug/lastgenre/aliases.yaml
index 4716a9482..d3332321d 100644
--- a/beetsplug/lastgenre/aliases.yaml
+++ b/beetsplug/lastgenre/aliases.yaml
@@ -44,7 +44,7 @@ world music:
     - world
 chillout:
     - chill[ -]*out
-darkwave:
+dark wave:
     - dark[ -]*wave
 downtempo:
     - down[ -]*beat
diff --git a/beetsplug/lastgenre/genres-tree.yaml b/beetsplug/lastgenre/genres-tree.yaml
index bba69ff00..cc7f4f373 100644
--- a/beetsplug/lastgenre/genres-tree.yaml
+++ b/beetsplug/lastgenre/genres-tree.yaml
@@ -320,7 +320,7 @@
             - madchester
         - dance-punk
         - dance-rock
-        - darkwave
+        - dark wave
         - electroclash
         - electronicore
         - electropunk
diff --git a/beetsplug/lastgenre/genres.txt b/beetsplug/lastgenre/genres.txt
index 18b37cc88..05e2070e0 100644
--- a/beetsplug/lastgenre/genres.txt
+++ b/beetsplug/lastgenre/genres.txt
@@ -353,10 +353,10 @@ danza
 danzón
 dark ambient
 dark cabaret
+dark wave
 dark pop
 darkcore
 darkstep
-darkwave
 de ascultat la servici
 de codru
 de dragoste
diff --git a/test/plugins/test_lastgenre.py b/test/plugins/test_lastgenre.py
index 3a7666711..4009c4660 100644
--- a/test/plugins/test_lastgenre.py
+++ b/test/plugins/test_lastgenre.py
@@ -1064,8 +1064,8 @@ class TestAliases:
             ("chill", "chill"),
             ("chill out", "chillout"),
             ("chill-out", "chillout"),
-            ("dark wave", "darkwave"),
-            ("dark-wave", "darkwave"),
+            ("dark wave", "dark wave"),
+            ("dark-wave", "dark wave"),
             ("blues rock", "blues rock"),
             ("blues-rock", "blues rock"),
             ("folk-rock", "folk rock"),