diff --git a/MultiSource/Benchmarks/DOE-ProxyApps-C++/CMakeLists.txt b/MultiSource/Benchmarks/DOE-ProxyApps-C++/CMakeLists.txt
--- a/MultiSource/Benchmarks/DOE-ProxyApps-C++/CMakeLists.txt
+++ b/MultiSource/Benchmarks/DOE-ProxyApps-C++/CMakeLists.txt
@@ -1,5 +1,7 @@
 add_subdirectory(HPCCG)
 add_subdirectory(PENNANT)
 add_subdirectory(miniFE)
+if(NOT CMAKE_SYSTEM_NAME MATCHES "AIX")
 add_subdirectory(CLAMR)
+endif()
 add_subdirectory(HACCKernels)