diff --git a/cmake/DetectOptions.cmake b/cmake/DetectOptions.cmake
index 13c98e4f5c..2b2bd3b285 100644
--- a/cmake/DetectOptions.cmake
+++ b/cmake/DetectOptions.cmake
@@ -125,7 +125,7 @@ if(ADIOS2_USE_ZFP)
 endif()
 if(ZFP_FOUND)
   set(ADIOS2_HAVE_ZFP TRUE)
-  set(ADIOS2_HAVE_ZFP_CUDA ${ZFP_CUDA})
+  set(ADIOS2_HAVE_ZFP_CUDA ${ZFP_WITH_CUDA})
 
   # Older versions of ZFP
   if(NOT ADIOS2_HAVE_ZFP_CUDA)