diff --git a/src/MPIIO/dump_custom_mpiio.cpp b/src/MPIIO/dump_custom_mpiio.cpp
index 19c4faeaf9..6e48bfa146 100644
--- a/src/MPIIO/dump_custom_mpiio.cpp
+++ b/src/MPIIO/dump_custom_mpiio.cpp
@@ -54,7 +54,7 @@ enum{ID,MOL,TYPE,ELEMENT,MASS,
      TQX,TQY,TQZ,SPIN,ERADIUS,ERVEL,ERFORCE,
      COMPUTE,FIX,VARIABLE};
 enum{LT,LE,GT,GE,EQ,NEQ};
-enum{INT,DOUBLE,STRING};    // same as in DumpCFG
+enum{INT,DOUBLE,STRING,BIGINT};    // same as in DumpCustom
 
 /* ---------------------------------------------------------------------- */