diff --git a/src/USER-NETCDF/dump_netcdf.cpp b/src/USER-NETCDF/dump_netcdf.cpp
index b45794126d8175e876d9764738f2d582bd0f3ae0..971f69f7ccdf8000d4b39e78107fa4c058536387 100644
--- a/src/USER-NETCDF/dump_netcdf.cpp
+++ b/src/USER-NETCDF/dump_netcdf.cpp
@@ -70,6 +70,9 @@ const int THIS_IS_A_BIGINT   = -4;
 
 #define NCERR(x) ncerr(x, NULL, __LINE__)
 #define NCERRX(x, descr) ncerr(x, descr, __LINE__)
+#if !defined(NC_64BIT_DATA)
+#define NC_64BIT_DATA NC_64BIT_OFFSET
+#endif
 
 /* ---------------------------------------------------------------------- */
 
diff --git a/src/USER-NETCDF/dump_netcdf_mpiio.cpp b/src/USER-NETCDF/dump_netcdf_mpiio.cpp
index c5b87b178e2a58bf2b195a81365ec4352f168613..3b753b1b0453963fc7002e7f6bbfbd690b1178aa 100644
--- a/src/USER-NETCDF/dump_netcdf_mpiio.cpp
+++ b/src/USER-NETCDF/dump_netcdf_mpiio.cpp
@@ -70,6 +70,9 @@ const int THIS_IS_A_BIGINT   = -4;
 
 #define NCERR(x) ncerr(x, NULL, __LINE__)
 #define NCERRX(x, descr) ncerr(x, descr, __LINE__)
+#if !defined(NC_64BIT_DATA)
+#define NC_64BIT_DATA NC_64BIT_OFFSET
+#endif
 
 /* ---------------------------------------------------------------------- */