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-rw-r--r--Src/builtin.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/Src/builtin.c b/Src/builtin.c
index afa836a03..228eaaada 100644
--- a/Src/builtin.c
+++ b/Src/builtin.c
@@ -3323,7 +3323,7 @@ bin_whence(char *nam, char **argv, Options ops, int func)
 	    for (pp = path; *pp; pp++) {
 		if (**pp) {
 		    buf = zhtricat(*pp, "/", *argv);
-		} else buf = ztrdup(*argv);
+		} else buf = dupstring(*argv);
 
 		if (iscom(buf)) {
 		    if (wd) {