diff --git a/src/Partition.cxx b/src/Partition.cxx
index 71ded4309..f12f931be 100644
--- a/src/Partition.cxx
+++ b/src/Partition.cxx
@@ -22,12 +22,16 @@
 #include "DetachedSong.hxx"
 #include "output/MultipleOutputs.hxx"
 
+#ifdef ENABLE_DATABASE
+
 void
 Partition::DatabaseModified()
 {
 	playlist.DatabaseModified();
 }
 
+#endif
+
 void
 Partition::TagModified()
 {
diff --git a/src/Partition.hxx b/src/Partition.hxx
index 5e2469504..1faf7c9a2 100644
--- a/src/Partition.hxx
+++ b/src/Partition.hxx
@@ -173,11 +173,13 @@ struct Partition {
 		playlist.SetConsume(new_value);
 	}
 
+#ifdef ENABLE_DATABASE
 	/**
 	 * The database has been modified.  Propagate the change to
 	 * all subsystems.
 	 */
 	void DatabaseModified();
+#endif
 
 	/**
 	 * A tag in the play queue has been modified by the player
diff --git a/src/Playlist.hxx b/src/Playlist.hxx
index db7889227..41811fe59 100644
--- a/src/Playlist.hxx
+++ b/src/Playlist.hxx
@@ -137,10 +137,12 @@ public:
 	 */
 	void TagModified(DetachedSong &&song);
 
+#ifdef ENABLE_DATABASE
 	/**
 	 * The database has been modified.  Pull all updates.
 	 */
 	void DatabaseModified();
+#endif
 
 	PlaylistResult AppendSong(PlayerControl &pc,
 				  DetachedSong &&song,