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-rw-r--r--Src/params.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/Src/params.c b/Src/params.c
index f9e382004..7ba0359b7 100644
--- a/Src/params.c
+++ b/Src/params.c
@@ -2643,7 +2643,7 @@ tiedarrsetfn(Param pm, char *x)
 	if (imeta(dptr->joinchar))
 	{
 	    sepbuf[0] = Meta;
-	    sepbuf[1] = dptr->joinchar;
+	    sepbuf[1] = dptr->joinchar ^ 32;
 	    sepbuf[2] = '\0';
 	}
 	else