diff --git a/poky/meta/lib/oeqa/sdk/case.py b/poky/meta/lib/oeqa/sdk/case.py
index d8611c8..ebb03af 100644
--- a/poky/meta/lib/oeqa/sdk/case.py
+++ b/poky/meta/lib/oeqa/sdk/case.py
@@ -1,5 +1,8 @@
+#
 # Copyright (C) 2016 Intel Corporation
-# Released under the MIT license (see COPYING.MIT)
+#
+# SPDX-License-Identifier: MIT
+#
 
 import os
 import subprocess
@@ -9,7 +12,7 @@
 class OESDKTestCase(OETestCase):
     def _run(self, cmd):
         return subprocess.check_output(". %s > /dev/null; %s;" % \
-                (self.tc.sdk_env, cmd), shell=True,
+                (self.tc.sdk_env, cmd), shell=True, executable="/bin/bash",
                 stderr=subprocess.STDOUT, universal_newlines=True)
 
     def fetch(self, workdir, dl_dir, url, archive=None):
diff --git a/poky/meta/lib/oeqa/sdk/cases/assimp.py b/poky/meta/lib/oeqa/sdk/cases/assimp.py
index a600010..f26b17f 100644
--- a/poky/meta/lib/oeqa/sdk/cases/assimp.py
+++ b/poky/meta/lib/oeqa/sdk/cases/assimp.py
@@ -1,3 +1,7 @@
+#
+# SPDX-License-Identifier: MIT
+#
+
 import os
 import subprocess
 import tempfile
diff --git a/poky/meta/lib/oeqa/sdk/cases/buildcpio.py b/poky/meta/lib/oeqa/sdk/cases/buildcpio.py
index 9504ee8..0a5e68d 100644
--- a/poky/meta/lib/oeqa/sdk/cases/buildcpio.py
+++ b/poky/meta/lib/oeqa/sdk/cases/buildcpio.py
@@ -1,3 +1,7 @@
+#
+# SPDX-License-Identifier: MIT
+#
+
 import os
 import tempfile
 import subprocess
diff --git a/poky/meta/lib/oeqa/sdk/cases/buildepoxy.py b/poky/meta/lib/oeqa/sdk/cases/buildepoxy.py
index ef24b4f..f3d207c 100644
--- a/poky/meta/lib/oeqa/sdk/cases/buildepoxy.py
+++ b/poky/meta/lib/oeqa/sdk/cases/buildepoxy.py
@@ -1,3 +1,7 @@
+#
+# SPDX-License-Identifier: MIT
+#
+
 import os
 import subprocess
 import tempfile
diff --git a/poky/meta/lib/oeqa/sdk/cases/buildgalculator.py b/poky/meta/lib/oeqa/sdk/cases/buildgalculator.py
index 47d7580..bbaa5c5 100644
--- a/poky/meta/lib/oeqa/sdk/cases/buildgalculator.py
+++ b/poky/meta/lib/oeqa/sdk/cases/buildgalculator.py
@@ -1,3 +1,7 @@
+#
+# SPDX-License-Identifier: MIT
+#
+
 import os
 import subprocess
 import tempfile
diff --git a/poky/meta/lib/oeqa/sdk/cases/buildlzip.py b/poky/meta/lib/oeqa/sdk/cases/buildlzip.py
index b7483bf..515acd2 100644
--- a/poky/meta/lib/oeqa/sdk/cases/buildlzip.py
+++ b/poky/meta/lib/oeqa/sdk/cases/buildlzip.py
@@ -1,3 +1,7 @@
+#
+# SPDX-License-Identifier: MIT
+#
+
 import os, tempfile, subprocess, unittest
 from oeqa.sdk.case import OESDKTestCase
 from oeqa.utils.subprocesstweak import errors_have_output
diff --git a/poky/meta/lib/oeqa/sdk/cases/gcc.py b/poky/meta/lib/oeqa/sdk/cases/gcc.py
index 54c6fc4..eb08ead 100644
--- a/poky/meta/lib/oeqa/sdk/cases/gcc.py
+++ b/poky/meta/lib/oeqa/sdk/cases/gcc.py
@@ -1,3 +1,7 @@
+#
+# SPDX-License-Identifier: MIT
+#
+
 import os
 import shutil
 import unittest
diff --git a/poky/meta/lib/oeqa/sdk/cases/perl.py b/poky/meta/lib/oeqa/sdk/cases/perl.py
index b8adc5a..14d76d8 100644
--- a/poky/meta/lib/oeqa/sdk/cases/perl.py
+++ b/poky/meta/lib/oeqa/sdk/cases/perl.py
@@ -1,3 +1,7 @@
+#
+# SPDX-License-Identifier: MIT
+#
+
 import unittest
 from oeqa.sdk.case import OESDKTestCase
 
diff --git a/poky/meta/lib/oeqa/sdk/cases/python.py b/poky/meta/lib/oeqa/sdk/cases/python.py
index b9174fa..a334abc 100644
--- a/poky/meta/lib/oeqa/sdk/cases/python.py
+++ b/poky/meta/lib/oeqa/sdk/cases/python.py
@@ -1,3 +1,7 @@
+#
+# SPDX-License-Identifier: MIT
+#
+
 import subprocess, unittest
 from oeqa.sdk.case import OESDKTestCase
 
diff --git a/poky/meta/lib/oeqa/sdk/context.py b/poky/meta/lib/oeqa/sdk/context.py
index adc4166..09e77c1 100644
--- a/poky/meta/lib/oeqa/sdk/context.py
+++ b/poky/meta/lib/oeqa/sdk/context.py
@@ -1,5 +1,8 @@
+#
 # Copyright (C) 2016 Intel Corporation
-# Released under the MIT license (see COPYING.MIT)
+#
+# SPDX-License-Identifier: MIT
+#
 
 import os
 import sys
diff --git a/poky/meta/lib/oeqa/sdk/testsdk.py b/poky/meta/lib/oeqa/sdk/testsdk.py
index 632ac50..35e4018 100644
--- a/poky/meta/lib/oeqa/sdk/testsdk.py
+++ b/poky/meta/lib/oeqa/sdk/testsdk.py
@@ -1,5 +1,8 @@
+#
 # Copyright 2018 by Garmin Ltd. or its subsidiaries
-# Released under the MIT license (see COPYING.MIT)
+#
+# SPDX-License-Identifier: MIT
+#
 
 from oeqa.sdk.context import OESDKTestContext, OESDKTestContextExecutor
 
diff --git a/poky/meta/lib/oeqa/sdk/utils/sdkbuildproject.py b/poky/meta/lib/oeqa/sdk/utils/sdkbuildproject.py
index 6fed73e..32f5e33 100644
--- a/poky/meta/lib/oeqa/sdk/utils/sdkbuildproject.py
+++ b/poky/meta/lib/oeqa/sdk/utils/sdkbuildproject.py
@@ -1,5 +1,8 @@
+#
 # Copyright (C) 2016 Intel Corporation
-# Released under the MIT license (see COPYING.MIT)
+#
+# SPDX-License-Identifier: MIT
+#
 
 import os
 import subprocess
@@ -42,7 +45,8 @@
     def _run(self, cmd):
         self.log("Running . %s; " % self.sdkenv + cmd)
         try:
-            output = subprocess.check_output(". %s; " % self.sdkenv + cmd, shell=True, stderr=subprocess.STDOUT)
+            output = subprocess.check_output(". %s; " % self.sdkenv + cmd, shell=True,
+                                             executable='/bin/bash', stderr=subprocess.STDOUT)
         except subprocess.CalledProcessError as exc:
             print(exc.output.decode('utf-8'))
             return exc.returncode