diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 13ddbf3e..5b2f7413 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -30,7 +30,7 @@ jobs:
         with:
           go-version-file: ./go.mod
       - run: ./ci/test.sh
-      - uses: actions/upload-artifact@v3
+      - uses: actions/upload-artifact@v4
         with:
           name: coverage.html
           path: ./ci/out/coverage.html
diff --git a/.github/workflows/daily.yml b/.github/workflows/daily.yml
index 2ba9ce34..b36be5a0 100644
--- a/.github/workflows/daily.yml
+++ b/.github/workflows/daily.yml
@@ -24,7 +24,7 @@ jobs:
         with:
           go-version-file: ./go.mod
       - run: AUTOBAHN=1 ./ci/test.sh
-      - uses: actions/upload-artifact@v3
+      - uses: actions/upload-artifact@v4
         with:
           name: coverage.html
           path: ./ci/out/coverage.html
@@ -48,7 +48,7 @@ jobs:
         with:
           go-version-file: ./go.mod
       - run: AUTOBAHN=1 ./ci/test.sh
-      - uses: actions/upload-artifact@v3
+      - uses: actions/upload-artifact@v4
         with:
           name: coverage-dev.html
           path: ./ci/out/coverage.html
diff --git a/dial.go b/dial.go
index ad61a35d..c22f02ed 100644
--- a/dial.go
+++ b/dial.go
@@ -273,7 +273,7 @@ func verifyServerExtensions(copts *compressionOptions, h http.Header) (*compress
 
 	ext := exts[0]
 	if ext.name != "permessage-deflate" || len(exts) > 1 || copts == nil {
-		return nil, fmt.Errorf("WebSocket protcol violation: unsupported extensions from server: %+v", exts[1:])
+		return nil, fmt.Errorf("WebSocket protocol violation: unsupported extensions from server: %+v", exts[1:])
 	}
 
 	_copts := *copts