diff --git a/packages/imagemagick/src/magick_attribute.inc b/packages/imagemagick/src/magick_attribute.inc
index dfd314719a..f0c582acff 100644
--- a/packages/imagemagick/src/magick_attribute.inc
+++ b/packages/imagemagick/src/magick_attribute.inc
@@ -1,12 +1,12 @@
 {
   Copyright 1999-2005 ImageMagick Studio LLC, a non-profit organization
   dedicated to making software imaging solutions freely available.
-  
+
   You may not use this file except in compliance with the License.
   obtain a copy of the License at
-  
+
     http://www.imagemagick.org/script/license.php
-  
+
   Unless required by applicable law or agreed to in writing, software
   distributed under the License is distributed on an "AS IS" BASIS,
   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
@@ -62,7 +62,11 @@ extern WandExport MagickBooleanType
   MagickSetPage(MagickWand *,const unsigned long,const unsigned long,
     const long,const long),
   MagickSetPassphrase(MagickWand *,const char *),
-  MagickSetResolution(MagickWand *,const double,const double),
+}
+
+function MagickSetResolution(wand: PMagickWand; const x_resolution, y_resolution:double):MagickBooleanType; cdecl; external WandExport;
+
+{
   MagickSetResourceLimit(const ResourceType type,const unsigned long limit),
   MagickSetSamplingFactors(MagickWand *,const unsigned long,const double *),
   MagickSetSize(MagickWand *,const unsigned long,const unsigned long),