diff --git a/libvips/deprecated/package.c b/libvips/deprecated/package.c
index 0548d734..b08279dc 100644
--- a/libvips/deprecated/package.c
+++ b/libvips/deprecated/package.c
@@ -595,9 +595,7 @@ static im_package im__iofuncs = {
  */
 static im_package *built_in[] = {
 	&im__arithmetic,
-#ifdef ENABLE_CXX
 	&im__cimg,
-#endif /*ENABLE_CXX*/
 	&im__colour,
 	&im__conversion,
 	&im__convolution,
diff --git a/libvips/resample/interpolate.c b/libvips/resample/interpolate.c
index a58ffb25..42320cb4 100644
--- a/libvips/resample/interpolate.c
+++ b/libvips/resample/interpolate.c
@@ -582,12 +582,10 @@ vips__interpolate_init( void )
 	vips_interpolate_nearest_get_type();
 	vips_interpolate_bilinear_get_type();
 
-#ifdef ENABLE_CXX
 	vips_interpolate_bicubic_get_type();
 	vips_interpolate_lbb_get_type();
 	vips_interpolate_nohalo_get_type();
 	vips_interpolate_vsqbs_get_type();
-#endif /*ENABLE_CXX*/
 }
 
 /**