diff --git a/tools/extras/install_mmseg.sh b/tools/extras/install_mmseg.sh
index 586740b5cbc..3c50ddc7dad 100755
--- a/tools/extras/install_mmseg.sh
+++ b/tools/extras/install_mmseg.sh
@@ -18,7 +18,7 @@ if ! $(python -c "import distutils.sysconfig" &> /dev/null); then
     echo "Proceeding with installation." >&2
 else
   # get include path for this python version
-  INCLUDE_PY=$(python -c "from distutils import sysconfig as s; print s.get_config_vars()['INCLUDEPY']")
+  INCLUDE_PY=$(python -c "from distutils import sysconfig as s; print(s.get_python_inc())")
   if [ ! -f "${INCLUDE_PY}/Python.h" ]; then
       echo "$0 : ERROR: python-devel/python-dev not installed" >&2
       if which yum >&/dev/null; then
diff --git a/tools/extras/install_phonetisaurus.sh b/tools/extras/install_phonetisaurus.sh
index 617aa341b32..e7594233d52 100755
--- a/tools/extras/install_phonetisaurus.sh
+++ b/tools/extras/install_phonetisaurus.sh
@@ -21,7 +21,7 @@ if ! $(python -c "import distutils.sysconfig" &> /dev/null); then
     echo "Proceeding with installation." >&2
 else
   # get include path for this python version
-  INCLUDE_PY=$(python -c "from distutils import sysconfig as s; print s.get_config_vars()['INCLUDEPY']")
+  INCLUDE_PY=$(python -c "from distutils import sysconfig as s; print(s.get_python_inc())")
   if [ ! -f "${INCLUDE_PY}/Python.h" ]; then
       echo "$0 : ERROR: python-devel/python-dev not installed" >&2
       if which yum >&/dev/null; then
diff --git a/tools/extras/install_sequitur.sh b/tools/extras/install_sequitur.sh
index 6ee4d9f4336..4250006651b 100755
--- a/tools/extras/install_sequitur.sh
+++ b/tools/extras/install_sequitur.sh
@@ -18,7 +18,7 @@ if ! $(python -c "import distutils.sysconfig" &> /dev/null); then
     echo "Proceeding with installation." >&2
 else
   # get include path for this python version
-  INCLUDE_PY=$(python -c "from distutils import sysconfig as s; print s.get_config_vars()['INCLUDEPY']")
+  INCLUDE_PY=$(python -c "from distutils import sysconfig as s; print(s.get_python_inc())")
   if [ ! -f "${INCLUDE_PY}/Python.h" ]; then
       echo "$0 : ERROR: python-devel/python-dev not installed" >&2
       if which yum >&/dev/null; then