diff --git a/.changeset/few-walls-check.md b/.changeset/few-walls-check.md
new file mode 100644
index 0000000000..b91ab9d844
--- /dev/null
+++ b/.changeset/few-walls-check.md
@@ -0,0 +1,5 @@
+---
+'svelte': patch
+---
+
+fix: prevent div/0 when generating transition keyframes
diff --git a/packages/svelte/src/internal/client/dom/elements/transitions.js b/packages/svelte/src/internal/client/dom/elements/transitions.js
index 3f9b170e2d..bc5ee9f0ca 100644
--- a/packages/svelte/src/internal/client/dom/elements/transitions.js
+++ b/packages/svelte/src/internal/client/dom/elements/transitions.js
@@ -358,7 +358,7 @@ function animate(element, options, counterpart, t2, on_finish) {
 		var duration = /** @type {number} */ (options.duration) * Math.abs(delta);
 		var keyframes = [];
 
-		if (css) {
+		if (css && duration > 0) {
 			var n = Math.ceil(duration / (1000 / 60)); // `n` must be an integer, or we risk missing the `t2` value
 
 			for (var i = 0; i <= n; i += 1) {