diff --git a/configure.ac b/configure.ac
index 5895956..05bf92e 100644
--- a/configure.ac
+++ b/configure.ac
@@ -10,9 +10,9 @@
 AM_PROG_AR
 AC_PROG_INSTALL
 AC_PROG_MAKE_SET
-AM_PATH_PYTHON([2.7],
+AM_PATH_PYTHON([3],
     [AC_SUBST([PYTHON], [echo "$PYTHON"])],
-    [AC_MSG_ERROR([Could not find python-2.7 installed...python-2.7 is required])])
+    [AC_MSG_ERROR([Could not find python-3 installed...python-3 is required])])
 
 PKG_CHECK_MODULES([SDBUSPLUS], [sdbusplus])
 PKG_CHECK_MODULES([PHOSPHOR_LOGGING], [phosphor-logging])
diff --git a/extra-properties.mako.hpp b/extra-properties.mako.hpp
index 6b006c2..a297b2c 100644
--- a/extra-properties.mako.hpp
+++ b/extra-properties.mako.hpp
@@ -18,14 +18,14 @@
 {
 
 const std::map<Path, InterfaceMap> objects = {
-% for path in dict.iterkeys():
+% for path in dict.keys():
 <%
     interfaces = dict[path]
 %>\
     {"${path}",{
-    % for interface,properties in interfaces.iteritems():
+    % for interface,properties in interfaces.items():
         {"${interface}",{
-        % for property,value in properties.iteritems():
+        % for property,value in properties.items():
             {"${property}", ${value}},
         % endfor
         }},
diff --git a/extra-properties.py b/extra-properties.py
index 728fc14..f0f195c 100755
--- a/extra-properties.py
+++ b/extra-properties.py
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 import os
 import yaml
diff --git a/writefru.mako.hpp b/writefru.mako.hpp
index f7f06c5..b2890ea 100755
--- a/writefru.mako.hpp
+++ b/writefru.mako.hpp
@@ -32,7 +32,7 @@
     throw std::runtime_error("Not implemented");
 }
 
-% for key in fruDict.iterkeys():
+% for key in fruDict.keys():
 <%
     fru = fruDict[key]
 %>\
@@ -48,14 +48,14 @@
     // Inventory manager needs object path, list of interface names to be
     // implemented, and property:value pairs contained in said interfaces
 
-    % for interface, properties in fru.iteritems():
+    % for interface, properties in fru.items():
 <%
         names = interface.split(".")
         intfName = names[0] + names[-1]
 %>\
     PropertyMap ${intfName}Props;
         % if properties:
-            % for name, value in properties.iteritems():
+            % for name, value in properties.items():
                 % if fru and interface and name and value:
 <%
                 record, keyword = name.split(",")
diff --git a/writefru.py b/writefru.py
index eb5d5b8..b77f830 100755
--- a/writefru.py
+++ b/writefru.py
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 import os
 import yaml