diff --git a/src/lib/openjp2/CMakeLists.txt b/src/lib/openjp2/CMakeLists.txt
index 79ab16de..a4347c63 100644
--- a/src/lib/openjp2/CMakeLists.txt
+++ b/src/lib/openjp2/CMakeLists.txt
@@ -68,6 +68,13 @@ install(
   FILES       ${OPENJPEG_SOURCE_DIR}/doc/man/man3/libopenjpeg.3
   DESTINATION ${OPENJPEG_INSTALL_MAN_DIR}/man3)
 
+# internal utilities to generate t1_luts.h (part of the jp2 lib)
+# no need to install:
+add_executable(t1_generate_luts t1_generate_luts.c)
+if(UNIX)
+  target_link_libraries(t1_generate_luts m)
+endif()
+
 # Experimental option; let's how cppcheck performs
 # Implementation details:
 # I could not figure out how to easily upload a file to CDash. Instead simply