diff --git a/Makefile b/Makefile
index 0583b836c5b..91e447c0ed1 100644
--- a/Makefile
+++ b/Makefile
@@ -386,11 +386,11 @@ build-crossdock-fresh: build-crossdock-linux
 
 .PHONY: changelog
 changelog:
-	python3 ./scripts/release-notes.py --exclude-dependabot
+	./scripts/release-notes.py --exclude-dependabot
 
 .PHONY: draft-release
 draft-release:
-	python3 ./scripts/draft-release.py
+	./scripts/draft-release.py
 
 .PHONY: install-tools
 install-tools:
diff --git a/docker-compose/monitor/README.md b/docker-compose/monitor/README.md
index 732a1acb648..bb94c464e1a 100644
--- a/docker-compose/monitor/README.md
+++ b/docker-compose/monitor/README.md
@@ -90,7 +90,7 @@ this SPM Development Environment.
 
 Run the following commands to setup the Python virtual environment and install the Opentelemetry SDK:
 ```shell
-python -m venv .venv
+python3 -m venv .venv
 source .venv/bin/activate
 pip install -r requirements.txt
 ```
diff --git a/scripts/draft-release.py b/scripts/draft-release.py
index 0214c98f814..14a20a28689 100755
--- a/scripts/draft-release.py
+++ b/scripts/draft-release.py
@@ -1,3 +1,5 @@
+#!/usr/bin/env python3
+
 import re
 import subprocess
 
diff --git a/scripts/import-order-cleanup.py b/scripts/import-order-cleanup.py
old mode 100644
new mode 100755
index 1e8cbf58281..7f3ce7f640d
--- a/scripts/import-order-cleanup.py
+++ b/scripts/import-order-cleanup.py
@@ -1,3 +1,5 @@
+#!/usr/bin/env python3
+
 import argparse
 
 def cleanup_imports_and_return(imports):
diff --git a/scripts/import-order-cleanup.sh b/scripts/import-order-cleanup.sh
index 41f2834e0cb..3476ca9acda 100755
--- a/scripts/import-order-cleanup.sh
+++ b/scripts/import-order-cleanup.sh
@@ -2,7 +2,7 @@
 
 set -e
 
-python scripts/import-order-cleanup.py -o $1 -t $(git ls-files "*\.go" | \
+./scripts/import-order-cleanup.py -o $1 -t $(git ls-files "*\.go" | \
     grep -v \
         -e thrift-gen \
         -e swagger-gen \
diff --git a/scripts/release-notes.py b/scripts/release-notes.py
old mode 100644
new mode 100755
index 928a9a5d9cd..2034502c3e6
--- a/scripts/release-notes.py
+++ b/scripts/release-notes.py
@@ -1,3 +1,5 @@
+#!/usr/bin/env python3
+
 # This script can read N latest commits from one of Jaeger repos
 # and output them in the release notes format:
 # * {title} ({author} in {pull_request})
@@ -5,7 +7,7 @@
 # Requires personal GitHub token with default permissions:
 #   https://docs.github.com/en/authentication/keeping-your-account-and-data-secure/creating-a-personal-access-token
 #
-# Usage: python release-notes.py --help
+# Usage: ./release-notes.py --help
 #
 
 import argparse
diff --git a/scripts/updateLicense.py b/scripts/updateLicense.py
old mode 100644
new mode 100755
index 0f577862380..7c8ed089377
--- a/scripts/updateLicense.py
+++ b/scripts/updateLicense.py
@@ -1,6 +1,4 @@
-from __future__ import (
-    absolute_import, print_function, division, unicode_literals
-)
+#!/usr/bin/env python3
 
 import logging
 import re
diff --git a/scripts/updateLicenses.sh b/scripts/updateLicenses.sh
index 0c857cbebdf..c8be58ac16b 100755
--- a/scripts/updateLicenses.sh
+++ b/scripts/updateLicenses.sh
@@ -2,7 +2,7 @@
 
 set -e
 
-python scripts/updateLicense.py $(git ls-files "*\.go" | \
+./scripts/updateLicense.py $(git ls-files "*\.go" | \
     grep -v \
         -e thrift-gen \
         -e swagger-gen \
diff --git a/scripts/utils/ids-to-base64.py b/scripts/utils/ids-to-base64.py
old mode 100644
new mode 100755
index b0022bcc0ef..8e55737dbd3
--- a/scripts/utils/ids-to-base64.py
+++ b/scripts/utils/ids-to-base64.py
@@ -1,30 +1,34 @@
+#!/usr/bin/env python3
+
 import base64
 import os
 import re
 import sys
 
+
 def trace_id_base64(match):
     id = int(match.group(1), 16)
     hex = '%032x' % id
     b64 = base64.b64encode(hex.decode('hex'))
     return '"traceId": "%s"' % b64
 
+
 def span_id_base64(match):
     id = int(match.group(1), 16)
     hex = '%016x' % id
     b64 = base64.b64encode(hex.decode('hex'))
-    return '"spanId": "%s"' % b64
+    return f'"spanId": "{b64}"'
+
 
 for file in sys.argv[1:]:
-    print file
-    backup = '%s.bak' % file
+    print(file)
+    backup = f'{file}.bak'
     with open(file, 'r') as fin:
         with open(backup, 'w') as fout:
             for line in fin:
                 # line = line[:-1] # remove \n
                 line = re.sub(r'"traceId": "(.+)"', trace_id_base64, line)
                 line = re.sub(r'"spanId": "(.+)"', span_id_base64, line)
-                # print(line)
                 fout.write(line)
     os.remove(file)
     os.rename(backup, file)