diff --git a/doc/tracing.md b/doc/tracing.md
index 6ec6a6c218a..09a5e1aef34 100644
--- a/doc/tracing.md
+++ b/doc/tracing.md
@@ -116,7 +116,7 @@ added to and removed (spent) from the cache when we connect a new block.
 (`chainstate.CoinsTip()`). For example, the RPCs `generateblock` and
 `getblocktemplate` call `TestBlockValidity()`, which applies the UTXO set
 changes to a temporary cache. Similarly, mempool consistency checks, which are
-frequent on regtest, also apply the the UTXO set changes to a temporary cache.
+frequent on regtest, also apply the UTXO set changes to a temporary cache.
 Changes to the _main_ UTXO cache and to temporary caches trigger the tracepoints.
 We can't tell if a temporary cache or the _main_ cache was changed.
 
diff --git a/test/lint/lint-files.py b/test/lint/lint-files.py
index 7f72fe7c962..78650d257e5 100755
--- a/test/lint/lint-files.py
+++ b/test/lint/lint-files.py
@@ -78,7 +78,7 @@ def check_all_filenames() -> int:
     for filename in filenames:
         if not filename_regex.match(filename):
             print(
-                f"""File {repr(filename)} does not not match the allowed filename regexp ('{ALLOWED_FILENAME_REGEXP}')."""
+                f"""File {repr(filename)} does not match the allowed filename regexp ('{ALLOWED_FILENAME_REGEXP}')."""
             )
             failed_tests += 1
     return failed_tests
@@ -98,7 +98,7 @@ def check_source_filenames() -> int:
     for filename in filenames:
         if not filename_regex.match(filename) and not filename_exception_regex.match(filename):
             print(
-                f"""File {repr(filename)} does not not match the allowed source filename regexp ('{ALLOWED_SOURCE_FILENAME_REGEXP}'), or the exception regexp ({ALLOWED_SOURCE_FILENAME_EXCEPTION_REGEXP})."""
+                f"""File {repr(filename)} does not match the allowed source filename regexp ('{ALLOWED_SOURCE_FILENAME_REGEXP}'), or the exception regexp ({ALLOWED_SOURCE_FILENAME_EXCEPTION_REGEXP})."""
             )
             failed_tests += 1
     return failed_tests