diff --git a/sources/@roots/bud-swc/package.json b/sources/@roots/bud-swc/package.json
index bd32f3e3e6..0f715e152e 100644
--- a/sources/@roots/bud-swc/package.json
+++ b/sources/@roots/bud-swc/package.json
@@ -66,7 +66,7 @@
     "@roots/bud": "workspace:*",
     "@roots/bud-framework": "workspace:*",
     "@roots/bud-support": "workspace:*",
-    "@swc/core": "1.3.42",
+    "@swc/core": "1.3.66",
     "@swc/helpers": "0.5.1",
     "swc-loader": "0.2.3",
     "tslib": "2.5.3",
diff --git a/yarn.lock b/yarn.lock
index 79e47fddab..5f59bd2dc5 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -7177,7 +7177,7 @@ __metadata:
     "@roots/bud-framework": "workspace:*"
     "@roots/bud-support": "workspace:*"
     "@skypack/package-check": 0.2.2
-    "@swc/core": 1.3.42
+    "@swc/core": 1.3.66
     "@swc/helpers": 0.5.1
     "@types/node": 18.16.16
     swc-loader: 0.2.3
@@ -7995,90 +7995,92 @@ __metadata:
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-"@swc/core-darwin-arm64@npm:1.3.42":
-  version: 1.3.42
-  resolution: "@swc/core-darwin-arm64@npm:1.3.42"
+"@swc/core-darwin-arm64@npm:1.3.66":
+  version: 1.3.66
+  resolution: "@swc/core-darwin-arm64@npm:1.3.66"
   conditions: os=darwin & cpu=arm64
   languageName: node
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-"@swc/core-darwin-x64@npm:1.3.42":
-  version: 1.3.42
-  resolution: "@swc/core-darwin-x64@npm:1.3.42"
+"@swc/core-darwin-x64@npm:1.3.66":
+  version: 1.3.66
+  resolution: "@swc/core-darwin-x64@npm:1.3.66"
   conditions: os=darwin & cpu=x64
   languageName: node
   linkType: hard
 
-"@swc/core-linux-arm-gnueabihf@npm:1.3.42":
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-  resolution: "@swc/core-linux-arm-gnueabihf@npm:1.3.42"
+"@swc/core-linux-arm-gnueabihf@npm:1.3.66":
+  version: 1.3.66
+  resolution: "@swc/core-linux-arm-gnueabihf@npm:1.3.66"
   conditions: os=linux & cpu=arm
   languageName: node
   linkType: hard
 
-"@swc/core-linux-arm64-gnu@npm:1.3.42":
-  version: 1.3.42
-  resolution: "@swc/core-linux-arm64-gnu@npm:1.3.42"
+"@swc/core-linux-arm64-gnu@npm:1.3.66":
+  version: 1.3.66
+  resolution: "@swc/core-linux-arm64-gnu@npm:1.3.66"
   conditions: os=linux & cpu=arm64 & libc=glibc
   languageName: node
   linkType: hard
 
-"@swc/core-linux-arm64-musl@npm:1.3.42":
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-  resolution: "@swc/core-linux-arm64-musl@npm:1.3.42"
+"@swc/core-linux-arm64-musl@npm:1.3.66":
+  version: 1.3.66
+  resolution: "@swc/core-linux-arm64-musl@npm:1.3.66"
   conditions: os=linux & cpu=arm64 & libc=musl
   languageName: node
   linkType: hard
 
-"@swc/core-linux-x64-gnu@npm:1.3.42":
-  version: 1.3.42
-  resolution: "@swc/core-linux-x64-gnu@npm:1.3.42"
+"@swc/core-linux-x64-gnu@npm:1.3.66":
+  version: 1.3.66
+  resolution: "@swc/core-linux-x64-gnu@npm:1.3.66"
   conditions: os=linux & cpu=x64 & libc=glibc
   languageName: node
   linkType: hard
 
-"@swc/core-linux-x64-musl@npm:1.3.42":
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-  resolution: "@swc/core-linux-x64-musl@npm:1.3.42"
+"@swc/core-linux-x64-musl@npm:1.3.66":
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+  resolution: "@swc/core-linux-x64-musl@npm:1.3.66"
   conditions: os=linux & cpu=x64 & libc=musl
   languageName: node
   linkType: hard
 
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-  resolution: "@swc/core-win32-arm64-msvc@npm:1.3.42"
+"@swc/core-win32-arm64-msvc@npm:1.3.66":
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   conditions: os=win32 & cpu=arm64
   languageName: node
   linkType: hard
 
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-  resolution: "@swc/core-win32-ia32-msvc@npm:1.3.42"
+"@swc/core-win32-ia32-msvc@npm:1.3.66":
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   conditions: os=win32 & cpu=ia32
   languageName: node
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-  resolution: "@swc/core-win32-x64-msvc@npm:1.3.42"
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   conditions: os=win32 & cpu=x64
   languageName: node
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-  resolution: "@swc/core@npm:1.3.42"
+"@swc/core@npm:1.3.66":
+  version: 1.3.66
+  resolution: "@swc/core@npm:1.3.66"
   dependencies:
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-    "@swc/core-darwin-x64": 1.3.42
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-    "@swc/core-linux-arm64-gnu": 1.3.42
-    "@swc/core-linux-arm64-musl": 1.3.42
-    "@swc/core-linux-x64-gnu": 1.3.42
-    "@swc/core-linux-x64-musl": 1.3.42
-    "@swc/core-win32-arm64-msvc": 1.3.42
-    "@swc/core-win32-ia32-msvc": 1.3.42
-    "@swc/core-win32-x64-msvc": 1.3.42
+    "@swc/core-darwin-arm64": 1.3.66
+    "@swc/core-darwin-x64": 1.3.66
+    "@swc/core-linux-arm-gnueabihf": 1.3.66
+    "@swc/core-linux-arm64-gnu": 1.3.66
+    "@swc/core-linux-arm64-musl": 1.3.66
+    "@swc/core-linux-x64-gnu": 1.3.66
+    "@swc/core-linux-x64-musl": 1.3.66
+    "@swc/core-win32-arm64-msvc": 1.3.66
+    "@swc/core-win32-ia32-msvc": 1.3.66
+    "@swc/core-win32-x64-msvc": 1.3.66
+  peerDependencies:
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   dependenciesMeta:
     "@swc/core-darwin-arm64":
       optional: true
@@ -8100,7 +8102,10 @@ __metadata:
       optional: true
     "@swc/core-win32-x64-msvc":
       optional: true
-  checksum: 5c28c03ee6a4e1f630c4a519b56d7e23a0102f70fad977a3ab144a3da96231cf4849e473cdc9ee7be6b9266ba0838d0bc0b6b3575a75540f302befe96cc9606e
+  peerDependenciesMeta:
+    "@swc/helpers":
+      optional: true
+  checksum: e6029c648ba47c522bed51a9f2fee606f82de1f9233e2e89197e43b0a4867054174ca05e825e688cdc4de332221c0da2e12ba7ba875549e8b5432aa70fe19263
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