diff --git a/src/cmd/ksh93/tests/leaks.sh b/src/cmd/ksh93/tests/leaks.sh
index 91a815a62..91d1145e0 100755
--- a/src/cmd/ksh93/tests/leaks.sh
+++ b/src/cmd/ksh93/tests/leaks.sh
@@ -36,7 +36,7 @@ then	N=512			# number of iterations for each test
 	}
 # On Linux, we can use /proc to get byte granularity for vsize (field 23).
 elif	[[ -f /proc/$$/stat && $(uname) == Linux ]]
-then	N=2048			# number of iterations for each test
+then	N=4096			# number of iterations for each test
 	unit=bytes
 	tolerance=$((8*N))	# tolerate 8 bytes per iteration to account for malloc artefacts
 	function getmem