diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 54a226c55383..062702836532 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -231,6 +231,7 @@ add_library(parthenon
   utils/error_checking.cpp
   utils/hash.hpp
   utils/indexer.hpp
+  utils/instrument.hpp
   utils/loop_utils.hpp
   utils/morton_number.hpp
   utils/mpi_types.hpp