diff --git a/.changeset/shaky-parks-fly.md b/.changeset/shaky-parks-fly.md
new file mode 100644
index 0000000000..6e3609d2e4
--- /dev/null
+++ b/.changeset/shaky-parks-fly.md
@@ -0,0 +1,5 @@
+---
+"@digdir/designsystemet-css": patch
+---
+
+**Dialog**: removed media-query that forces 100% width under 640px
diff --git a/packages/css/src/dialog.css b/packages/css/src/dialog.css
index f7f8109c23..60bae025e8 100644
--- a/packages/css/src/dialog.css
+++ b/packages/css/src/dialog.css
@@ -115,11 +115,6 @@
     }
   }
 
-  @media (max-width: 40rem) {
-    min-width: 100%;
-    max-width: 100%;
-  }
-
   /* Close button */
   & button[data-command='close']:empty::before {
     content: '';