diff --git a/.changeset/fast-wombats-joke.md b/.changeset/fast-wombats-joke.md
new file mode 100644
index 00000000..ba41ab95
--- /dev/null
+++ b/.changeset/fast-wombats-joke.md
@@ -0,0 +1,6 @@
+---
+'@vanilla-extract/dynamic': patch
+'@vanilla-extract/private': patch
+---
+
+assignInlineVars can accept undefined values