diff --git a/testsuite/pwdx.test/pwdx.exp b/testsuite/pwdx.test/pwdx.exp
index 0ca0b152..b86631f0 100644
--- a/testsuite/pwdx.test/pwdx.exp
+++ b/testsuite/pwdx.test/pwdx.exp
@@ -8,7 +8,7 @@ expect_pass "$test" "^\\s*Usage:\\s+\(lt-\)\?pwdx \\\[options\\\] pid\.\.\."
 # Run pwdx with pid 0 which is invalid
 set test "pwdx pid 0 should be invalid"
 spawn $pwdx 0
-expect_pass "$test" "^0: No such process"
+expect_pass "$test" "\(lt-\)\?pwdx\: invalid process id\: 0"
 
 # Run pwdx with existing pid
 set test "pwdx finds sleep in cwd"
diff --git a/testsuite/vmstat.test/vmstat.exp b/testsuite/vmstat.test/vmstat.exp
index bd42bf8e..328e2fc5 100644
--- a/testsuite/vmstat.test/vmstat.exp
+++ b/testsuite/vmstat.test/vmstat.exp
@@ -31,7 +31,7 @@ expect_pass "$test" "^disk\[ -\]+reads\[ -\]+writes\[ -\]+IO\[ -\]+\\s+total\\s+
 
 # Need a partition
 set diskstats [ exec cat /proc/diskstats ]
-regexp "\\s+\\d+\\s+\\d+\\s+\(\[a-z\]+\\d+\)" $diskstats -> partition
+regexp "\\s+\\d+\\s+\\d+\\s+\(\[a-z\]+\\d+\)\\s+\(\[0-9\]\[0-9\]+\)" $diskstats -> partition
 set test "vmstat partition (using $partition)"
 spawn $vmstat -p $partition
 expect_pass "$test" "^${partition}\\s+reads"