4 files changed, 4 insertions, 5 deletions
diff --git a/src/extension/input.h b/src/extension/input.h
index b01ffeb86..2a0a177a0 100644
--- a/src/extension/input.h
+++ b/src/extension/input.h
@@ -14,9 +14,8 @@
 #include <exception>
 #include <glib.h>
 #include "extension.h"
-#include "xml/repr.h"
-#include "document.h"
-#include <gtk/gtk.h>
+
+class SPDocument;
 
 namespace Inkscape {
 namespace Extension {
diff --git a/src/extension/internal/emf-inout.cpp b/src/extension/internal/emf-inout.cpp
index 084fbcd58..9a5a78a34 100644
--- a/src/extension/internal/emf-inout.cpp
+++ b/src/extension/internal/emf-inout.cpp
@@ -27,12 +27,12 @@
 # include "config.h"
 #endif
 
-//#include <png.h>   //This must precede text_reassemble.h or it blows up in pngconf.h when compiling
 #include <stdio.h>
 #include <stdlib.h>
 #include <stdint.h>
 #include <libuemf/symbol_convert.h>
 
+#include "document.h"
 #include "sp-root.h" // even though it is included indirectly by wmf-inout.h
 #include "sp-path.h"
 #include "print.h"
diff --git a/src/extension/internal/wmf-inout.cpp b/src/extension/internal/wmf-inout.cpp
index 5ccad678a..c03e7efe0 100644
--- a/src/extension/internal/wmf-inout.cpp
+++ b/src/extension/internal/wmf-inout.cpp
@@ -33,6 +33,7 @@
 #include <stdint.h>
 #include <libuemf/symbol_convert.h>
 
+#include "document.h"
 #include "sp-root.h" // even though it is included indirectly by wmf-inout.h
 #include "sp-path.h"
 #include "print.h"
diff --git a/src/extension/output.h b/src/extension/output.h
index c5b1beb45..44a731ca0 100644
--- a/src/extension/output.h
+++ b/src/extension/output.h
@@ -13,7 +13,6 @@
 #ifndef INKSCAPE_EXTENSION_OUTPUT_H__
 #define INKSCAPE_EXTENSION_OUTPUT_H__
 
-#include <gtk/gtk.h>
 #include "extension.h"
 class SPDocument;