--- a/CMakeLists.txt	2017-02-12 13:43:46.862787952 +0100
+++ b/CMakeLists.txt	2017-02-12 13:50:03.461229021 +0100
@@ -185,7 +185,6 @@
 FIND_PACKAGE(TIFF REQUIRED)
 FIND_PACKAGE(Perl REQUIRED)
 # this one is needed in doc. (Especially the program "convert")
-FIND_PACKAGE(ImageMagick REQUIRED)
 FIND_PACKAGE(GSL REQUIRED)
 include_directories(${GSL_INCLUDE_DIR})
 LIST(APPEND common_libs ${LCMS2_LIBRARIES} ${TIFF_LIBRARIES} ${GSL_LIBRARIES})
@@ -394,8 +393,9 @@
 add_subdirectory(src)
 
 # you really should have perl installed, when creating doc's
-if (PERL_FOUND AND IMAGEMAGICK_FOUND AND DOC)
-  # this should be set from comman line
+if (PERL_FOUND AND DOC)
+  FIND_PACKAGE(ImageMagick REQUIRED)
+  # this should be set from command line
   # Possible values like described in README: @smallbook @afivepaper @afourpaper @afourwide @afourlatex
   # @letter is default
   set(EXTRATEXI2DVIFLAGS "@afourpaper" CACHE STRING "Papersize: @letter @smallbook @afivepaper @afourpaper @afourwide @afourlatex")