diff --git a/scripts/generate_psa_wrappers.py b/scripts/generate_psa_wrappers.py
index 29cb4e3fd8..225c82e2e8 100755
--- a/scripts/generate_psa_wrappers.py
+++ b/scripts/generate_psa_wrappers.py
@@ -12,7 +12,8 @@
 DEFAULT_H_OUTPUT_FILE_NAME = 'tests/include/test/psa_test_wrappers.h'
 
 def main() -> None:
-    parser = argparse.ArgumentParser(description=globals()['__doc__'])
+    parser = argparse.ArgumentParser(description=globals()['__doc__'],
+                                     allow_abbrev=False)
     parser.add_argument('--log',
                         help='Stream to log to (default: no logging code)')
     parser.add_argument('--output-c',
diff --git a/scripts/generate_test_cert_macros.py b/scripts/generate_test_cert_macros.py
index b6d97fcd1d..4f18fa6ea0 100755
--- a/scripts/generate_test_cert_macros.py
+++ b/scripts/generate_test_cert_macros.py
@@ -53,7 +53,7 @@
 ]
 
 def main():
-    parser = argparse.ArgumentParser()
+    parser = argparse.ArgumentParser(allow_abbrev=False)
     default_output_path = os.path.join(TESTS_DIR, 'src', 'test_certs.h')
     parser.add_argument('--output', type=str, default=default_output_path)
     parser.add_argument('--list-dependencies', action='store_true')
diff --git a/scripts/generate_test_code.py b/scripts/generate_test_code.py
index 6a69f9d3d2..f7c4b77408 100755
--- a/scripts/generate_test_code.py
+++ b/scripts/generate_test_code.py
@@ -1207,7 +1207,8 @@ def main():
     :return:
     """
     parser = argparse.ArgumentParser(
-        description='Dynamically generate test suite code.')
+        description='Dynamically generate test suite code.',
+        allow_abbrev=False)
 
     parser.add_argument("-f", "--functions-file",
                         dest="funcs_file",
diff --git a/scripts/generate_test_keys.py b/scripts/generate_test_keys.py
index effc65ac3e..7db0c78e53 100755
--- a/scripts/generate_test_keys.py
+++ b/scripts/generate_test_keys.py
@@ -170,7 +170,7 @@ def collect_keys() -> Tuple[str, str]:
 def main() -> None:
     default_output_path = guess_project_root() + "/tests/src/test_keys.h"
 
-    argparser = argparse.ArgumentParser()
+    argparser = argparse.ArgumentParser(allow_abbrev=False)
     argparser.add_argument("--output", help="Output file", default=default_output_path)
     args = argparser.parse_args()
 
diff --git a/scripts/mbedtls_framework/test_data_generation.py b/scripts/mbedtls_framework/test_data_generation.py
index a84f7dd2f0..5efeb6abe8 100644
--- a/scripts/mbedtls_framework/test_data_generation.py
+++ b/scripts/mbedtls_framework/test_data_generation.py
@@ -178,7 +178,8 @@ def generate_target(self, name: str, *target_args) -> None:
 
 def main(args, description: str, generator_class: Type[TestGenerator] = TestGenerator):
     """Command line entry point."""
-    parser = argparse.ArgumentParser(description=description)
+    parser = argparse.ArgumentParser(description=description,
+                                     allow_abbrev=False)
     parser.add_argument('--list', action='store_true',
                         help='List available targets and exit')
     parser.add_argument('--list-for-cmake', action='store_true',