diff --git a/Tools/cases_generator/opcode_id_generator.py b/Tools/cases_generator/opcode_id_generator.py
index dbea3d0b622c87..5a3009a5c04c27 100644
--- a/Tools/cases_generator/opcode_id_generator.py
+++ b/Tools/cases_generator/opcode_id_generator.py
@@ -1,6 +1,6 @@
 """Generate the list of opcode IDs.
 Reads the instruction definitions from bytecodes.c.
-Writes the IDs to opcode._ids.h by default.
+Writes the IDs to opcode_ids.h by default.
 """
 
 import argparse
diff --git a/Tools/cases_generator/opcode_metadata_generator.py b/Tools/cases_generator/opcode_metadata_generator.py
index 1826a0b645c3b8..3e9fa3e26daa53 100644
--- a/Tools/cases_generator/opcode_metadata_generator.py
+++ b/Tools/cases_generator/opcode_metadata_generator.py
@@ -1,6 +1,6 @@
-"""Generate uop metedata.
+"""Generate opcode metadata.
 Reads the instruction definitions from bytecodes.c.
-Writes the metadata to pycore_uop_metadata.h by default.
+Writes the metadata to pycore_opcode_metadata.h by default.
 """
 
 import argparse
diff --git a/Tools/cases_generator/py_metadata_generator.py b/Tools/cases_generator/py_metadata_generator.py
index 43811fdacc8a9e..0dbcd599f9d4d9 100644
--- a/Tools/cases_generator/py_metadata_generator.py
+++ b/Tools/cases_generator/py_metadata_generator.py
@@ -1,6 +1,6 @@
-"""Generate uop metedata.
+"""Generate opcode metadata for Python.
 Reads the instruction definitions from bytecodes.c.
-Writes the metadata to pycore_uop_metadata.h by default.
+Writes the metadata to _opcode_metadata.py by default.
 """
 
 import argparse
diff --git a/Tools/cases_generator/uop_metadata_generator.py b/Tools/cases_generator/uop_metadata_generator.py
index d4f3a096d2acc1..9083ecc48bdf5b 100644
--- a/Tools/cases_generator/uop_metadata_generator.py
+++ b/Tools/cases_generator/uop_metadata_generator.py
@@ -1,4 +1,4 @@
-"""Generate uop metedata.
+"""Generate uop metadata.
 Reads the instruction definitions from bytecodes.c.
 Writes the metadata to pycore_uop_metadata.h by default.
 """