diff --git a/app/pdb/layer-cmds.c b/app/pdb/layer-cmds.c
index 1f883818fc..4cc255667a 100644
--- a/app/pdb/layer-cmds.c
+++ b/app/pdb/layer-cmds.c
@@ -27,6 +27,7 @@
 
 #include "core/gimp.h"
 #include "core/gimpdrawable.h"
+#include "core/gimpgrouplayer.h"
 #include "core/gimpimage-undo.h"
 #include "core/gimpimage.h"
 #include "core/gimpitem-linked.h"
diff --git a/tools/pdbgen/pdb/layer.pdb b/tools/pdbgen/pdb/layer.pdb
index 4118d996f9..a46301761c 100644
--- a/tools/pdbgen/pdb/layer.pdb
+++ b/tools/pdbgen/pdb/layer.pdb
@@ -1101,6 +1101,7 @@ CODE
               "core/gimp.h"
               "core/gimpimage-undo.h"
               "core/gimpitem-linked.h"
+              "core/gimpgrouplayer.h"
               "core/gimppickable.h"
               "core/gimpprogress.h"
               "gimppdbcontext.h"