1 files changed, 1 insertions, 0 deletions
diff --git a/src/cell.c b/src/cell.c
index 9ae51f0a..a13ad577 100644
--- a/src/cell.c
+++ b/src/cell.c
@@ -762,6 +762,7 @@ static void cell_set_pointgroup_from_pdb(UnitCell *cell, const char *sym)
 	char *new = NULL;
 
 	if ( strcmp(sym, "P 63") == 0 ) new = "6";
+	if ( strcmp(sym, "P 21 21 21") == 0 ) new = "222";
 
 	if ( new != NULL ) {
 		free(cell->pointgroup);