diff --git a/platformio/test/runners/doctest.py b/platformio/test/runners/doctest.py
index d0fc931f..9a6df7cf 100644
--- a/platformio/test/runners/doctest.py
+++ b/platformio/test/runners/doctest.py
@@ -108,12 +108,6 @@ class DoctestTestRunner(TestRunnerBase):
         super().__init__(*args, **kwargs)
         self._tc_parser = DoctestTestCaseParser()
 
-    def configure_build_env(self, env):
-        env.Append(CPPDEFINES=["DOCTEST_CONFIG_COLORS_NONE"])
-        if self.platform.is_embedded():
-            return
-        env.Append(CXXFLAGS=["-std=c++11"])
-
     def on_testing_line_output(self, line):
         if self.options.verbose:
             click.echo(line, nl=False)
diff --git a/platformio/test/runners/googletest.py b/platformio/test/runners/googletest.py
index 11e51ff6..973b16fa 100644
--- a/platformio/test/runners/googletest.py
+++ b/platformio/test/runners/googletest.py
@@ -17,7 +17,6 @@ import re
 
 import click
 
-from platformio.compat import IS_WINDOWS
 from platformio.test.result import TestCase, TestCaseSource, TestStatus
 from platformio.test.runners.base import TestRunnerBase
 
@@ -98,13 +97,6 @@ class GoogletestTestRunner(TestRunnerBase):
         self._tc_parser = GoogletestTestCaseParser()
         os.environ["GTEST_COLOR"] = "no"  # disable ANSI symbols
 
-    def configure_build_env(self, env):
-        if self.platform.is_embedded():
-            return
-        env.Append(CXXFLAGS=["-std=c++11"])
-        if not IS_WINDOWS:
-            env.Append(CCFLAGS=["-pthread"], LINKFLAGS=["-pthread"])
-
     def on_testing_line_output(self, line):
         if self.options.verbose:
             click.echo(line, nl=False)