diff --git a/lldb/packages/Python/lldbsuite/test/benchmarks/frame_variable/TestFrameVariableResponse.py b/lldb/packages/Python/lldbsuite/test/benchmarks/frame_variable/TestFrameVariableResponse.py
index d0dfcd30d2f6..16dd8877ecfa 100644
--- a/lldb/packages/Python/lldbsuite/test/benchmarks/frame_variable/TestFrameVariableResponse.py
+++ b/lldb/packages/Python/lldbsuite/test/benchmarks/frame_variable/TestFrameVariableResponse.py
@@ -17,10 +17,7 @@ class FrameVariableResponseBench(BenchBase):
     def setUp(self):
         BenchBase.setUp(self)
         self.exe = lldbtest_config.lldbExec
-        if configuration.bmBreakpointSpec:
-            self.break_spec = configuration.bmBreakpointSpec
-        else:
-            self.break_spec = '-n main'
+        self.break_spec = '-n main'
 
         self.count = configuration.bmIterationCount
         if self.count <= 0:
diff --git a/lldb/packages/Python/lldbsuite/test/benchmarks/startup/TestStartupDelays.py b/lldb/packages/Python/lldbsuite/test/benchmarks/startup/TestStartupDelays.py
index b2d471c36289..d0532cd5eb5e 100644
--- a/lldb/packages/Python/lldbsuite/test/benchmarks/startup/TestStartupDelays.py
+++ b/lldb/packages/Python/lldbsuite/test/benchmarks/startup/TestStartupDelays.py
@@ -22,10 +22,7 @@ class StartupDelaysBench(BenchBase):
         # Create self.stopwatch3 for measuring "run to breakpoint".
         self.stopwatch3 = Stopwatch()
         self.exe = lldbtest_config.lldbExec
-        if configuration.bmBreakpointSpec:
-            self.break_spec = configuration.bmBreakpointSpec
-        else:
-            self.break_spec = '-n main'
+        self.break_spec = '-n main'
 
         self.count = configuration.bmIterationCount
         if self.count <= 0:
diff --git a/lldb/packages/Python/lldbsuite/test/benchmarks/stepping/TestSteppingSpeed.py b/lldb/packages/Python/lldbsuite/test/benchmarks/stepping/TestSteppingSpeed.py
index 8e3a14a408b5..db2bd73e2085 100644
--- a/lldb/packages/Python/lldbsuite/test/benchmarks/stepping/TestSteppingSpeed.py
+++ b/lldb/packages/Python/lldbsuite/test/benchmarks/stepping/TestSteppingSpeed.py
@@ -15,10 +15,7 @@ class SteppingSpeedBench(BenchBase):
     def setUp(self):
         BenchBase.setUp(self)
         self.exe = lldbtest_config.lldbExec
-        if configuration.bmBreakpointSpec:
-            self.break_spec = configuration.bmBreakpointSpec
-        else:
-            self.break_spec = '-n main'
+        self.break_spec = '-n main'
 
         self.count = configuration.bmIterationCount
         if self.count <= 0:
diff --git a/lldb/packages/Python/lldbsuite/test/configuration.py b/lldb/packages/Python/lldbsuite/test/configuration.py
index 02f04c74579f..a7b97bb67d34 100644
--- a/lldb/packages/Python/lldbsuite/test/configuration.py
+++ b/lldb/packages/Python/lldbsuite/test/configuration.py
@@ -86,8 +86,6 @@ compilers = None    # Must be initialized after option parsing
 # just that.
 cflags_extras = ''
 
-# The breakpoint specification of the benchmark exe, as specified by the '-x' option.
-bmBreakpointSpec = None
 # The benchmark iteration count, as specified by the '-y' option.
 bmIterationCount = -1
 
diff --git a/lldb/packages/Python/lldbsuite/test/dotest.py b/lldb/packages/Python/lldbsuite/test/dotest.py
index bdb5fd60b50e..1a845c5969cb 100644
--- a/lldb/packages/Python/lldbsuite/test/dotest.py
+++ b/lldb/packages/Python/lldbsuite/test/dotest.py
@@ -358,11 +358,6 @@ def parseOptionsAndInitTestdirs():
     if args.v:
         configuration.verbose = 2
 
-    if args.x:
-        if args.x.startswith('-'):
-            usage(parser)
-        configuration.bmBreakpointSpec = args.x
-
     # argparse makes sure we have a number
     if args.y:
         configuration.bmIterationCount = args.y
diff --git a/lldb/packages/Python/lldbsuite/test/dotest_args.py b/lldb/packages/Python/lldbsuite/test/dotest_args.py
index 27064b955c95..45b976487b18 100644
--- a/lldb/packages/Python/lldbsuite/test/dotest_args.py
+++ b/lldb/packages/Python/lldbsuite/test/dotest_args.py
@@ -73,7 +73,6 @@ def create_parser():
     group.add_argument('-R', metavar='dir', help='Specify a directory to relocate the tests and their intermediate files to. BE WARNED THAT the directory, if exists, will be deleted before running this test driver. No cleanup of intermediate test files is performed in this case')
     group.add_argument('-r', metavar='dir', help="Similar to '-R', except that the directory must not exist before running this test driver")
     group.add_argument('-s', metavar='name', help='Specify the name of the dir created to store the session files of tests with errored or failed status. If not specified, the test driver uses the timestamp as the session dir name')
-    group.add_argument('-x', metavar='breakpoint-spec', help='Specify the breakpoint specification for the benchmark executable')
     group.add_argument('-y', type=int, metavar='count', help="Specify the iteration count used to collect our benchmarks. An example is the number of times to do 'thread step-over' to measure stepping speed.")
     group.add_argument('-#', type=int, metavar='sharp', dest='sharp', help='Repeat the test suite for a specified number of times')
     group.add_argument('--channel', metavar='channel', dest='channels', action='append', help=textwrap.dedent("Specify the log channels (and optional categories) e.g. 'lldb all' or 'gdb-remote packets' if no categories are specified, 'default' is used"))