diff --git a/Lib/test/test_monitoring.py b/Lib/test/test_monitoring.py
index 8c9755d2a41a2d..8eaf581b8dbd7f 100644
--- a/Lib/test/test_monitoring.py
+++ b/Lib/test/test_monitoring.py
@@ -1168,7 +1168,7 @@ def func1():
             ('instruction', 'func1', 14),
             ('line', 'get_events', 11)])
 
-class TestInstallIncrementallly(MonitoringTestBase, unittest.TestCase):
+class TestInstallIncrementally(MonitoringTestBase, unittest.TestCase):
 
     def check_events(self, func, must_include, tool=TEST_TOOL, recorders=(ExceptionRecorder,)):
         try:
@@ -1197,19 +1197,19 @@ def func1():
 
     MUST_INCLUDE_LI = [
             ('instruction', 'func1', 2),
-            ('line', 'func1', 1),
+            ('line', 'func1', 2),
             ('instruction', 'func1', 4),
             ('instruction', 'func1', 6)]
 
     def test_line_then_instruction(self):
         recorders = [ LineRecorder, InstructionRecorder ]
         self.check_events(self.func1,
-                          recorders = recorders, must_include = self.EXPECTED_LI)
+                          recorders = recorders, must_include = self.MUST_INCLUDE_LI)
 
     def test_instruction_then_line(self):
-        recorders = [ InstructionRecorder, LineRecorderLowNoise ]
+        recorders = [ InstructionRecorder, LineRecorder ]
         self.check_events(self.func1,
-                          recorders = recorders, must_include = self.EXPECTED_LI)
+                          recorders = recorders, must_include = self.MUST_INCLUDE_LI)
 
     @staticmethod
     def func2():
@@ -1224,12 +1224,12 @@ def func2():
 
 
 
-    def test_line_then_instruction(self):
+    def test_call_then_instruction(self):
         recorders = [ CallRecorder, InstructionRecorder ]
         self.check_events(self.func2,
                           recorders = recorders, must_include = self.MUST_INCLUDE_CI)
 
-    def test_instruction_then_line(self):
+    def test_instruction_then_call(self):
         recorders = [ InstructionRecorder, CallRecorder ]
         self.check_events(self.func2,
                           recorders = recorders, must_include = self.MUST_INCLUDE_CI)