diff --git a/doc/dwarfs.md b/doc/dwarfs.md
index 5d24dacf..27468f30 100644
--- a/doc/dwarfs.md
+++ b/doc/dwarfs.md
@@ -143,6 +143,12 @@ options:
   be an integer value. Suffixes `ms`, `s`, `m`, `h` are supported.
   If no suffix is given, the value will be assumed to be in seconds.
 
+- `-o perfmon=`*name*:
+  Enable performance monitoring for the list of comma-separated components.
+  This option is only available if the project was built with performance
+  monitoring enabled. Available components include `fuse`, `filesystem_v2`
+  and `inode_reader_v2`.
+
 There's two particular FUSE options that you'll likely need at some
 point, e.g. when trying to set up an `overlayfs` mount on top of
 a DwarFS image:
diff --git a/doc/dwarfsextract.md b/doc/dwarfsextract.md
index 46092094..ed525c7e 100644
--- a/doc/dwarfsextract.md
+++ b/doc/dwarfsextract.md
@@ -83,10 +83,16 @@ to disk:
   fully decompressed yet will carry decompressor state along with it, which
   can use a significant amount of additional memory.
 
-- `--log-level=`*name*:
+- `-l`, `--log-level=`*name*:
   Specifiy a logging level.
 
-- `--help`:
+- `--perfmon=`*name*:
+  Enable performance monitoring for the list of comma-separated components.
+  This option is only available if the project was built with performance
+  monitoring enabled. Available components include `fuse`, `filesystem_v2`
+  and `inode_reader_v2`.
+
+- `-h`, `--help`:
   Show program help, including option defaults.
 
 ## AUTHOR