diff --git a/libgimp/Makefile.am b/libgimp/Makefile.am
index 170532f306..bf76707b28 100644
--- a/libgimp/Makefile.am
+++ b/libgimp/Makefile.am
@@ -146,9 +146,9 @@ libgimpui_sources = \
 
 libgimpui_built_sources = \
 	gimpuimarshal.c			\
-	gimpuimarshal.h     \
-	gimppropchooser.c   \
-	gimppropchooser.h
+	gimpuimarshal.h			\
+	gimppropchooser-private.c	\
+	gimppropchooser-private.h
 
 libgimpui_extra_sources = gimpuimarshal.list
 
diff --git a/libgimp/gimpproceduredialog.c b/libgimp/gimpproceduredialog.c
index 695868e5c2..f67e302a74 100644
--- a/libgimp/gimpproceduredialog.c
+++ b/libgimp/gimpproceduredialog.c
@@ -26,6 +26,8 @@
 
 #include "libgimpwidgets/gimpwidgets.h"
 
+#include "libgimp/gimppropchooser-private.h"
+
 #include "gimp.h"
 #include "gimpui.h"
 
diff --git a/libgimp/gimppropchooser.c b/libgimp/gimppropchooser-private.c
similarity index 100%
rename from libgimp/gimppropchooser.c
rename to libgimp/gimppropchooser-private.c
diff --git a/libgimp/gimppropchooser.h b/libgimp/gimppropchooser-private.h
similarity index 100%
rename from libgimp/gimppropchooser.h
rename to libgimp/gimppropchooser-private.h
diff --git a/libgimp/gimpui.h b/libgimp/gimpui.h
index d5675a5215..86b2b9c7a9 100644
--- a/libgimp/gimpui.h
+++ b/libgimp/gimpui.h
@@ -44,7 +44,6 @@
 #include <libgimp/gimpproceduredialog.h>
 #include <libgimp/gimpprocview.h>
 #include <libgimp/gimpprogressbar.h>
-#include <libgimp/gimppropchooser.h>
 #include <libgimp/gimppropchooserfactory.h>
 #include <libgimp/gimpsaveproceduredialog.h>
 #include <libgimp/gimpzoompreview.h>
diff --git a/libgimp/meson.build b/libgimp/meson.build
index e2e98e9661..7db606bd00 100644
--- a/libgimp/meson.build
+++ b/libgimp/meson.build
@@ -282,7 +282,7 @@ libgimpui_sources_introspectable = [
 libgimpui_sources = [
   libgimpui_sources_introspectable,
   gimpuimarshal,
-  'gimppropchooser.c',
+  'gimppropchooser-private.c',
 ]
 
 libgimpui_headers_introspectable = [