diff --git a/content/treehouse/changelog.tree b/content/treehouse/changelog.tree
index a4c7087..4ea23eb 100644
--- a/content/treehouse/changelog.tree
+++ b/content/treehouse/changelog.tree
@@ -1,7 +1,26 @@
 %% title = "what's going on inside the house? (a changelog)"
 
+% id = "01J8YW9MZ4SD06KQY2H5GHJXRR"
+- *revision 11:* version history
+
+    % id = "01J8YW9MZ4KAPYZVS1QR00W7PJ"
+    - there's now a little history icon next to the treehouse in the footer, which lets you see the history of a page.
+
+        % id = "01J8YW9MZ4J48PXF7VDNZ299HV"
+        - for example, [here's this page's history][page:h/treehouse/changelog]!
+
+    % id = "01J8YW9MZ48M6JKWMAC8E8MZJQ"
+    - there's still lots of work to be done around this feature---the endgame is to allow [JavaScript-less branch permalinking](https://src.liquidev.net/liquidex/treehouse/issues/33).
+
+        % id = "01J8YW9MZ42J6ZAZBYS1VW2RS4"
+        - currently linking to a branch on a historic version will send you to the correct page, but it will not highlight the branch due to the frontend being stupid.
+
+        % id = "01J8YW9MZ4QGYEGGPQJJC0BD8A"
+        - historic pages also _link to current pages and branches_, which is definitely not how it should work.
+        this will require some big refactoring work though, so I haven't gotten around to doing it yet.
+
 % id = "01J3NX4F6Z0JWN0E4B3DJMTAFH"
-- **revision 10:** I am speed
+- *revision 10:* I am speed
 
     % id = "01J3NX4F6Z0WB2RN4GHTVFNRGB"
     + the treehouse now caches most static assets, so that they don't have to be redownloaded.
@@ -77,7 +96,7 @@
         [ad blindness]: https://en.wikipedia.org/wiki/Banner_blindness
 
 % id = "01J09K0B6JGYBJVVZ07QFXB0FM"
-- **revision 9:** summer cleaning
+- *revision 9:* summer cleaning
 
     % id = "01J09K0B6J8GM4NYXDFSN0C58P"
     - cleaned up a bunch of pages! see [new][page:treehouse/new] for the details
@@ -107,7 +126,7 @@
         I use a slightly smaller font size in my browser so I might just forget about it.
 
 % id = "01HYP17EQHKKXFDV71ZR0DWJN9"
-- **revision 8:** fancy syntax highlighting
+- *revision 8:* fancy syntax highlighting
 
     % id = "01HYP17EQHKPBRZPMD85NYZPMT"
     - over the past few months the treehouse has been receiving a bunch more syntax highlighters
@@ -135,7 +154,7 @@
     like, no clue what they mean by that but cool?
 
 % id = "01HRF1YCJ61Y4XAM94XNMRV3R7"
-- **revision 7:** the main page is now a lot more colorful :rainbow:
+- *revision 7:* the main page is now a lot more colorful :rainbow:
 
     % id = "01HRF1YCJ6S5YBSFC13QPWKF3X"
     - ``` =html
@@ -165,7 +184,7 @@
         and I'd like the other non-hobby categories to get their own colors too, but the four that are currently here are good enough for now.
 
 % id = "01HR300JYTSEE1K1DH5R8QZ4K6"
-- **revision 6:** it now works on Webkit
+- *revision 6:* it now works on Webkit
 
     % id = "01HR300JYTQA11TYPSX59Y4V2S"
     + this was a hefty refactor, but I introduced a replacement for the standard `is=""` attribute that works on Webkit.
@@ -197,7 +216,7 @@
             - buut if you really wanna, you can strip it off when sending the link to other people.
 
 % id = "01HQ94FDZK5SSXPSHQG9BCKA0T"
-- **revision 5:** added [news page][page:treehouse/new]!
+- *revision 5:* added [news page][page:treehouse/new]!
 
     % id = "01HQ94FDZKHSYR11K6A5CTAB4Q"
     - this page will show you all the updates that have been happening since your last visit
@@ -212,10 +231,10 @@
     - another thing: there are now indent guides! my girlfriend said these make the website a lot more readable for her, so I guess they're good
 
 % id = "01HP5AKRNJRG1W71MDJ8QY4YFW"
-- **revision 4:** there's now a thing in the footer
+- *revision 4:* there's now a thing in the footer
 
 % id = "01HP45HV411QDDK8ZBNNBNR6AX"
-- **revision 3:** just a bit more polish :relieved:
+- *revision 3:* just a bit more polish :relieved:
 
     % id = "01HP45HV41AP9PY0DZN47H8NJ2"
     - emoji tooltips now have a neat animation on hover rather than just sort of appearing and disappearing immediately
@@ -224,7 +243,7 @@
     - pages can now have thumbnails that display in embeds
 
 % id = "01HP20D2R4ZK30H85H0WBR5WK7"
-- **revision 2:** just really comfy UX :relieved:
+- *revision 2:* just really comfy UX :relieved:
 
     % id = "01HP20D2R46FP213WVSZPHZXZN"
     - first thing you probably noticed: added indent guides (may require a modern browser due to usage of [`:has`](https://developer.mozilla.org/en-US/docs/Web/CSS/:has))
@@ -269,3 +288,4 @@
     - internals: branches are now based on flexboxes rather than background images.
     this requires sending a bit more HTML, but [the layout is a lot more stable][branch:01HP20D2R4F2XZVBBQNVW6CVHE] as well as being [easier to extend][branch:01HP20D2R4C0DZAKKB84FCQNXN]
 
+
diff --git a/crates/treehouse/src/cli/fix.rs b/crates/treehouse/src/cli/fix.rs
index f0211ee..8a98967 100644
--- a/crates/treehouse/src/cli/fix.rs
+++ b/crates/treehouse/src/cli/fix.rs
@@ -134,7 +134,11 @@ pub fn fix_file(
 
 pub fn fix_file_cli(fix_args: FixArgs) -> anyhow::Result<()> {
     let utf8_filename = fix_args.file.to_string_lossy().into_owned();
-    let file = std::fs::read_to_string(&fix_args.file).context("cannot read file to fix")?;
+    let file = if utf8_filename == "-" {
+        std::io::read_to_string(std::io::stdin().lock()).context("cannot read file from stdin")?
+    } else {
+        std::fs::read_to_string(&fix_args.file).context("cannot read file to fix")?
+    };
 
     let mut treehouse = Treehouse::new();
     let mut diagnostics = vec![];