diff -Nur XyGrib-1.2.6.old/CMakeLists.txt XyGrib-1.2.6/CMakeLists.txt
--- XyGrib-1.2.6.old/CMakeLists.txt	2021-04-10 19:34:22.859095623 +0000
+++ XyGrib-1.2.6/CMakeLists.txt	2021-04-10 19:45:57.423472286 +0000
@@ -108,6 +108,8 @@
      ~/Library/Frameworks/include
      /Library/Frameworks/include
      /usr/local/include
+     /usr/local/include/openjpeg-2.4
+     /usr/include/openjpeg-2.4
      /usr/local/include/openjpeg-2.3
      /usr/include/openjpeg-2.3
      /usr/local/include/openjpeg-2.1