--- lib/IlmImfCtl/CMakeLists.txt.orig	2021-04-11 04:27:51 UTC
+++ lib/IlmImfCtl/CMakeLists.txt
@@ -7,7 +7,7 @@ add_library( IlmImfCtl ${DO_SHARED}
   ImfCtlCopyFunctionArg.cpp
 )
 
-target_link_libraries( IlmImfCtl IlmCtl IlmImf Iex IlmThread Half )
+target_link_libraries( IlmImfCtl IlmCtl OpenEXR Iex IlmThread Imath )
 
 install( FILES ImfCtlApplyTransforms.h DESTINATION include/OpenEXR )