diff --git a/CHANGELOG.md b/CHANGELOG.md
index 28db46c..fdfcb35 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,8 @@
+# 0.10.4
+
+ - plain css `invert(..)` accepts numbers with any unit
+ - plain css imports (e.g. `@import url(foo)` or `@import "foo.css"`) are now emitted at the top of documents
+
 # 0.10.3
 
  - hyphen followed by interpolation is not treated as subtraction, e.g. `10-#{10}` => `10 -10` rather than `0`
diff --git a/README.md b/README.md
index 6757cf3..dd75373 100644
--- a/README.md
+++ b/README.md
@@ -82,16 +82,16 @@ for [curses](https://github.com/ruby/curses).
 These numbers come from a default run of the Sass specification as shown above.
 
 ```
-2020-08-15
-PASSING: 3384
-FAILING: 1703
+2020-11-16
+PASSING: 3415
+FAILING: 1678
 TOTAL: 5093
 ```
 
 ```
-2020-08-12
-PASSING: 3387
-FAILING: 1706
+2020-08-15
+PASSING: 3384
+FAILING: 1703
 TOTAL: 5093
 ```
 
@@ -123,7 +123,6 @@ FAILING: 3382
 TOTAL: 5093
 ```
 
-
 ```
 2020-03-22
 PASSING: 1442
diff --git a/src/lib.rs b/src/lib.rs
index e4ae280..2d94f70 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -1,11 +1,11 @@
 /*! # grass
 An implementation of the Sass specification in pure rust.
 
-Spec progress as of 2020-08-15:
+Spec progress as of 2020-11-16:
 
 | Passing | Failing | Total |
 |---------|---------|-------|
-| 3384    | 1703    | 5093  |
+| 3415    | 1678    | 5093  |
 
 ## Use as library
 ```