diff --git a/.changeset/itchy-beds-kneel.md b/.changeset/itchy-beds-kneel.md
new file mode 100644
index 0000000000..59c61ee2ae
--- /dev/null
+++ b/.changeset/itchy-beds-kneel.md
@@ -0,0 +1,5 @@
+---
+'svelte': patch
+---
+
+fix: don't add scoping modifier to nesting selectors
diff --git a/packages/svelte/src/compiler/phases/3-transform/css/index.js b/packages/svelte/src/compiler/phases/3-transform/css/index.js
index cb54841657..2fd588b9e3 100644
--- a/packages/svelte/src/compiler/phases/3-transform/css/index.js
+++ b/packages/svelte/src/compiler/phases/3-transform/css/index.js
@@ -238,7 +238,7 @@ const visitors = {
 					}
 				}
 
-				if (relative_selector.selectors.every((s) => s.type === 'NestingSelector')) {
+				if (relative_selector.selectors.some((s) => s.type === 'NestingSelector')) {
 					continue;
 				}
 
diff --git a/packages/svelte/tests/css/samples/nested-css/_config.js b/packages/svelte/tests/css/samples/nested-css/_config.js
index 128da8b3c7..3c1e696aa1 100644
--- a/packages/svelte/tests/css/samples/nested-css/_config.js
+++ b/packages/svelte/tests/css/samples/nested-css/_config.js
@@ -75,29 +75,29 @@ export default test({
 		{
 			code: 'css_unused_selector',
 			end: {
-				character: 634,
+				character: 668,
 				column: 5,
-				line: 66
+				line: 70
 			},
 			message: 'Unused CSS selector "&.b"',
 			start: {
-				character: 631,
+				character: 665,
 				column: 2,
-				line: 66
+				line: 70
 			}
 		},
 		{
 			code: 'css_unused_selector',
 			end: {
-				character: 666,
+				character: 700,
 				column: 9,
-				line: 70
+				line: 74
 			},
 			message: 'Unused CSS selector ".unused"',
 			start: {
-				character: 659,
+				character: 693,
 				column: 2,
-				line: 70
+				line: 74
 			}
 		}
 	]
diff --git a/packages/svelte/tests/css/samples/nested-css/expected.css b/packages/svelte/tests/css/samples/nested-css/expected.css
index a36cb41563..0101ffb089 100644
--- a/packages/svelte/tests/css/samples/nested-css/expected.css
+++ b/packages/svelte/tests/css/samples/nested-css/expected.css
@@ -36,6 +36,10 @@
 			}*/
 		}
 
+		&:hover {
+			color: green;
+		}
+
 		& & {
 			color: green;
 		}
diff --git a/packages/svelte/tests/css/samples/nested-css/input.svelte b/packages/svelte/tests/css/samples/nested-css/input.svelte
index a1c33c605f..a85c344f94 100644
--- a/packages/svelte/tests/css/samples/nested-css/input.svelte
+++ b/packages/svelte/tests/css/samples/nested-css/input.svelte
@@ -50,6 +50,10 @@
 			}
 		}
 
+		&:hover {
+			color: green;
+		}
+
 		& & {
 			color: green;
 		}