diff --git a/sa/profiles/Alcatel/TIMOS/get_lldp_neighbors.py b/sa/profiles/Alcatel/TIMOS/get_lldp_neighbors.py
index 98dad3ceb2cabe32d63dbba08895fd61c9729368..1e6dee242a1244cfae5ec325272d9b4fac764d58 100644
--- a/sa/profiles/Alcatel/TIMOS/get_lldp_neighbors.py
+++ b/sa/profiles/Alcatel/TIMOS/get_lldp_neighbors.py
@@ -8,6 +8,7 @@
 
 # Python modules
 import re
+import codecs
 
 # NOC modules
 from noc.core.script.base import BaseScript
@@ -70,14 +71,14 @@ class Script(BaseScript):
         if port_type == "5" and "\n " in port:
             remote_port = port.replace("\n                        ", "")
             remote_port = remote_port.replace(":", "").replace("\n", "")
-            remote_port = remote_port.decode("hex")
+            remote_port = codecs.decode(remote_port, "hex")
         elif port_type == "5" and "\n" in port:
             remote_port = port.replace("\n", "")
             remote_port = remote_port.replace(":", "").replace("\n", "")
-            remote_port = remote_port.decode("hex")
+            remote_port = codecs.decode(remote_port, "hex")
         elif port_type == "5" and "\n " not in port:
             remote_port = remote_port.replace(":", "").replace("\n", "")
-            remote_port = remote_port.decode("hex")
+            remote_port = codecs.decode(remote_port, "hex")
         elif port_type == "7":
             return port.replace("\n", "")
         return remote_port
diff --git a/sa/profiles/DCN/DCWL/get_interface_status_ex.py b/sa/profiles/DCN/DCWL/get_interface_status_ex.py
index 705fccedcd18b2d975c6bb54022dbd97f2dfa2cd..0a8f007cf2321388039cad34bad57fdeff8b8c39 100644
--- a/sa/profiles/DCN/DCWL/get_interface_status_ex.py
+++ b/sa/profiles/DCN/DCWL/get_interface_status_ex.py
@@ -8,6 +8,7 @@
 
 # Third-party modules
 import six
+import codecs
 
 # NOC modules
 from noc.core.script.base import BaseScript
@@ -76,7 +77,7 @@ class Script(BaseScript):
                 ssid = value["ssid"].replace(" ", "").replace("Managed", "")
                 if ssid.startswith("2a2d"):
                     # 2a2d - hex string
-                    ssid = ssid.decode("hex")
+                    ssid = codecs.decode(ssid, "hex")
                 bss = self.get_bss_status(value["bss"])
                 if not bss:
                     continue
diff --git a/sa/profiles/DCN/DCWL/get_interfaces.py b/sa/profiles/DCN/DCWL/get_interfaces.py
index 12aec72317cabfc74c72d1c4816934dbffe90f36..2ec6776dff1eb4c0968207b4bf73c99d6136487f 100644
--- a/sa/profiles/DCN/DCWL/get_interfaces.py
+++ b/sa/profiles/DCN/DCWL/get_interfaces.py
@@ -8,6 +8,7 @@
 
 # Third-party modules
 import six
+import codecs
 
 # NOC modules
 from noc.core.script.base import BaseScript
@@ -110,7 +111,7 @@ class Script(BaseScript):
                 ssid = value["ssid"].replace(" ", "").replace("Managed", "")
                 if ssid.startswith("2a2d"):
                     # 2a2d - hex string
-                    ssid = ssid.decode("hex")
+                    ssid = codecs.decode(ssid, "hex")
                 r = self.get_bss_detail(value["bss"])
                 bss_ifname = "%s.%s" % (ifname, ssid)
                 if r:
diff --git a/sa/profiles/DCN/DCWL/get_metrics.py b/sa/profiles/DCN/DCWL/get_metrics.py
index 57ad89f7d1b4316e206c1114b46482498ab43c66..b2751eaebf64cd50196418ed9b40ba524c44763e 100644
--- a/sa/profiles/DCN/DCWL/get_metrics.py
+++ b/sa/profiles/DCN/DCWL/get_metrics.py
@@ -10,6 +10,7 @@
 from __future__ import division
 import six
 from collections import defaultdict
+import codecs
 
 # NOC modules
 from noc.sa.profiles.Generic.get_metrics import Script as GetMetricsScript, metrics
@@ -125,7 +126,7 @@ class Script(GetMetricsScript):
                 ssid = data["ssid"].strip().replace(" ", "").replace("Managed", "")
                 if ssid.startswith("2a2d"):
                     # 2a2d - hex string
-                    ssid = ssid.decode("hex")
+                    ssid = codecs.decode(ssid, "hex")
                 iface = "%s.%s" % (data["name"], ssid)
             else:
                 iface = data["name"]
diff --git a/sa/profiles/Eltex/WOP/get_interface_status_ex.py b/sa/profiles/Eltex/WOP/get_interface_status_ex.py
index da8aa9f47e668a6e9c56288b38e04815ee6692a9..f6130bd0c238f7bf2cf0fd6bae75ab4d374c5c76 100644
--- a/sa/profiles/Eltex/WOP/get_interface_status_ex.py
+++ b/sa/profiles/Eltex/WOP/get_interface_status_ex.py
@@ -8,6 +8,7 @@
 
 # Third-party modules
 import six
+import codecs
 
 # NOC modules
 from noc.core.script.base import BaseScript
@@ -76,7 +77,7 @@ class Script(BaseScript):
                 ssid = value["ssid"].replace(" ", "").replace("Managed", "")
                 if ssid.startswith("2a2d"):
                     # 2a2d - hex string
-                    ssid = ssid.decode("hex")
+                    ssid = codecs.decode(ssid, "hex")
                 bss = self.get_bss_status(value["bss"])
                 if not bss:
                     continue
diff --git a/sa/profiles/Eltex/WOP/get_interfaces.py b/sa/profiles/Eltex/WOP/get_interfaces.py
index 697bacacb0054fa94990684a3c45ccfa7f1ea2f0..7fbab86aef1ec62261c830d90cc80216bbf3d4ff 100644
--- a/sa/profiles/Eltex/WOP/get_interfaces.py
+++ b/sa/profiles/Eltex/WOP/get_interfaces.py
@@ -8,6 +8,7 @@
 
 # Third-party modules
 import six
+import codecs
 
 # NOC modules
 from noc.core.script.base import BaseScript
@@ -113,7 +114,7 @@ class Script(BaseScript):
                 ssid = value["ssid"].replace(" ", "").replace("Managed", "")
                 if ssid.startswith("2a2d"):
                     # 2a2d - hex string
-                    ssid = ssid.decode("hex")
+                    ssid = codecs.decode(ssid, "hex")
                 r = self.get_bss_detail(value["bss"])
                 bss_ifname = "%s.%s" % (ifname, ssid)
                 if r:
diff --git a/sa/profiles/Eltex/WOP/get_metrics.py b/sa/profiles/Eltex/WOP/get_metrics.py
index f4cd0fb025e7d99229e4113be3ee7f1f5f1a9777..e1b625872a0960b5e9be29f9f55daff40677bf25 100644
--- a/sa/profiles/Eltex/WOP/get_metrics.py
+++ b/sa/profiles/Eltex/WOP/get_metrics.py
@@ -9,6 +9,7 @@
 # Python modules
 from __future__ import division
 from collections import defaultdict
+import codecs
 
 # Third-party modules
 # import six
@@ -132,7 +133,7 @@ class Script(GetMetricsScript):
                 ssid = data["ssid"].strip().replace(" ", "").replace("Managed", "")
                 if ssid.startswith("2a2d"):
                     # 2a2d - hex string
-                    ssid = ssid.decode("hex")
+                    ssid = codecs.decode(ssid, "hex")
                 iface = "%s.%s" % (data["name"], ssid)
             else:
                 iface = data["name"]
diff --git a/sa/profiles/MikroTik/SwOS/get_interfaces.py b/sa/profiles/MikroTik/SwOS/get_interfaces.py
index a13c38e7410c3e03e9bbce9c0056c31f7114b79a..7dc3fbe59aa4941e97f44e81db6ffb742a7343a5 100644
--- a/sa/profiles/MikroTik/SwOS/get_interfaces.py
+++ b/sa/profiles/MikroTik/SwOS/get_interfaces.py
@@ -6,6 +6,9 @@
 # See LICENSE for details
 # ---------------------------------------------------------------------
 
+# Python modules
+import codecs
+
 # NOC modules
 from noc.core.script.base import BaseScript
 from noc.sa.interfaces.igetinterfaces import IGetInterfaces
@@ -57,9 +60,9 @@ class Script(BaseScript):
                 else:
                     ifname = "SFP"
             if links.get("nm"):
-                descr = links["nm"][port - 1].decode("hex")
+                descr = codecs.decode(links["nm"][port - 1], "hex")
             elif links.get("nm%d" % (port - 1)):
-                descr = links["nm%d" % (port - 1)].decode("hex")
+                descr = codecs.decode(links["nm%d" % (port - 1)], "hex")
             else:
                 descr = None
             iface = {
diff --git a/sa/profiles/MikroTik/SwOS/get_inventory.py b/sa/profiles/MikroTik/SwOS/get_inventory.py
index ea58856af43c3955579c2c5f5a88b2582052a8aa..e4c3da4b431b23ef84e11d3afcf77095462f2c59 100644
--- a/sa/profiles/MikroTik/SwOS/get_inventory.py
+++ b/sa/profiles/MikroTik/SwOS/get_inventory.py
@@ -6,6 +6,9 @@
 # See LICENSE for details
 # ---------------------------------------------------------------------
 
+# Python modules
+import codecs
+
 # NOC modules
 from noc.core.script.base import BaseScript
 from noc.sa.interfaces.igetinventory import IGetInventory
@@ -30,17 +33,17 @@ class Script(BaseScript):
         if sfps.get("vnd"):
             sfp_count = len(sfps["vnd"])
             for i in range(0, sfp_count):
-                vendor = sfps["vnd"][i].decode("hex").strip()
-                part_no = sfps["pnr"][i].decode("hex").strip()
-                revision = sfps["rev"][i].decode("hex").strip()
-                serial = sfps["ser"][i].decode("hex").strip()
-                date = sfps["dat"][i].decode("hex").strip()
+                vendor = codecs.decode(sfps["vnd"][i], "hex").strip()
+                part_no = codecs.decode(sfps["pnr"][i], "hex").strip()
+                revision = codecs.decode(sfps["rev"][i], "hex").strip()
+                serial = codecs.decode(sfps["ser"][i], "hex").strip()
+                date = codecs.decode(sfps["dat"][i], "hex").strip()
                 dt = date.split("-")
                 year = "20" + dt[0]
                 parts = [year, dt[1], dt[2]]
                 mfd = "-".join(parts)
 
-                descr = sfps["typ"][i].decode("hex").strip()
+                descr = codecs.decode(sfps["typ"][i], "hex").strip()
                 r += [
                     {
                         "type": "XCVR",
@@ -54,11 +57,11 @@ class Script(BaseScript):
                     }
                 ]
         elif sfps.get("vndr"):
-            vendor = sfps["vndr"].decode("hex").strip()
-            part_no = sfps["ptnr"].decode("hex").strip()
-            revision = sfps["rev"].decode("hex").strip()
-            serial = sfps["ser"].decode("hex").strip()
-            date = sfps["date"].decode("hex").strip()
+            vendor = codecs.decode(sfps["vndr"], "hex").strip()
+            part_no = codecs.decode(sfps["ptnr"], "hex").strip()
+            revision = codecs.decode(sfps["rev"], "hex").strip()
+            serial = codecs.decode(sfps["ser"], "hex").strip()
+            date = codecs.decode(sfps["date"], "hex").strip()
             dt = date.split("-")
             year = "20" + dt[0]
             parts = [year, dt[1], dt[2]]
diff --git a/sa/profiles/MikroTik/SwOS/get_version.py b/sa/profiles/MikroTik/SwOS/get_version.py
index 300adf50b37c7d4d0955939c771503e135b90238..f6332724c187d7f3c3e159d60fbda9b864e4cad5 100644
--- a/sa/profiles/MikroTik/SwOS/get_version.py
+++ b/sa/profiles/MikroTik/SwOS/get_version.py
@@ -6,6 +6,9 @@
 # See LICENSE for details
 # ---------------------------------------------------------------------
 
+# Python modules
+import codecs
+
 # NOC modules
 from noc.core.script.base import BaseScript
 from noc.sa.interfaces.igetversion import IGetVersion
@@ -21,8 +24,8 @@ class Script(BaseScript):
         sys_info = self.profile.parseBrokenJson(self.http.get("/sys.b", cached=True, eof_mark="}"))
         r = {
             "vendor": "MikroTik",
-            "platform": sys_info["brd"].decode("hex"),
-            "version": sys_info["ver"].decode("hex"),
-            "attributes": {"Serial Number": sys_info["sid"].decode("hex")},
+            "platform": codecs.decode(sys_info["brd"], "hex"),
+            "version": codecs.decode(sys_info["ver"], "hex"),
+            "attributes": {"Serial Number": codecs.decode(sys_info["sid"], "hex")},
         }
         return r