3 files changed, 7 insertions, 7 deletions
diff --git a/src/extension/internal/cairo-render-context.h b/src/extension/internal/cairo-render-context.h
index 94c7bb294..8829940c6 100644
--- a/src/extension/internal/cairo-render-context.h
+++ b/src/extension/internal/cairo-render-context.h
@@ -29,7 +29,7 @@
 #include <cairo.h>
 
 class SPClipPath;
-class SPMask;
+struct SPMask;
 
 namespace Inkscape {
 namespace Extension {
@@ -37,8 +37,8 @@ namespace Internal {
 
 class CairoRenderer;
 class CairoRenderContext;
-class CairoRenderState;
-class CairoGlyphInfo;
+struct CairoRenderState;
+struct CairoGlyphInfo;
 
 // Holds info for rendering a glyph
 struct CairoGlyphInfo {
diff --git a/src/extension/internal/cairo-renderer.h b/src/extension/internal/cairo-renderer.h
index db3068fed..c1482d82e 100644
--- a/src/extension/internal/cairo-renderer.h
+++ b/src/extension/internal/cairo-renderer.h
@@ -28,7 +28,7 @@
 #include <cairo.h>
 
 class SPClipPath;
-class SPMask;
+struct SPMask;
 
 namespace Inkscape {
 namespace Extension {
diff --git a/src/extension/internal/pdfinput/svg-builder.h b/src/extension/internal/pdfinput/svg-builder.h
index 46cddd73b..610822959 100644
--- a/src/extension/internal/pdfinput/svg-builder.h
+++ b/src/extension/internal/pdfinput/svg-builder.h
@@ -31,10 +31,10 @@ namespace Inkscape {
 #include "CharTypes.h"
 class GooString;
 class Function;
-struct GfxState;
-class GfxColor;
+class GfxState;
+struct GfxColor;
 class GfxColorSpace;
-class GfxRGB;
+struct GfxRGB;
 class GfxPath;
 class GfxPattern;
 class GfxTilingPattern;