From 0dce34244865551b9c4c97f19f41fecc087cb36b Mon Sep 17 00:00:00 2001
From: Philipp Spiess <hello@philippspiess.com>
Date: Wed, 19 Feb 2025 23:52:02 +0100
Subject: [PATCH] Add change log

---
 CHANGELOG.md                    |  7 ++++---
 packages/tailwindcss/src/ast.ts | 12 ++++++------
 2 files changed, 10 insertions(+), 9 deletions(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index e7143ff1b106..801ba2584482 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -11,6 +11,10 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 - _Experimental_: Add `user-valid` and `user-invalid` variants ([#12370](https://github.com/tailwindlabs/tailwindcss/pull/12370))
 
+### Changed
+
+- Don't include theme variables that aren't used in compiled CSS ([#16211](https://github.com/tailwindlabs/tailwindcss/pull/16211), [#16676](https://github.com/tailwindlabs/tailwindcss/pull/16676))
+
 ### Fixed
 
 - Remove invalid `!important` on CSS variable declarations ([#16668](https://github.com/tailwindlabs/tailwindcss/pull/16668))
@@ -43,9 +47,6 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 ### Fixed
 
 - Revert change to no longer include theme variables that aren't used in compiled CSS ([#16403](https://github.com/tailwindlabs/tailwindcss/pull/16403))
-
-### Fixed
-
 - Upgrade: Don't migrate `blur` to `blur-sm` when used with Next.js `<Image placeholder="blur" />` ([#16405](https://github.com/tailwindlabs/tailwindcss/pull/16405))
 
 ## [4.0.5] - 2025-02-08
diff --git a/packages/tailwindcss/src/ast.ts b/packages/tailwindcss/src/ast.ts
index f0110de70aae..36194d9f41fc 100644
--- a/packages/tailwindcss/src/ast.ts
+++ b/packages/tailwindcss/src/ast.ts
@@ -490,13 +490,13 @@ export function optimizeAst(
         continue next
       }
     }
+  }
 
-    // Remove unused keyframes
-    for (let keyframe of keyframes) {
-      if (!usedKeyframeNames.has(keyframe.params)) {
-        let idx = atRoots.indexOf(keyframe)
-        atRoots.splice(idx, 1)
-      }
+  // Remove unused keyframes
+  for (let keyframe of keyframes) {
+    if (!usedKeyframeNames.has(keyframe.params)) {
+      let idx = atRoots.indexOf(keyframe)
+      atRoots.splice(idx, 1)
     }
   }