diff --git a/ci/test.sh b/ci/test.sh
index a30076142d054aeda347c0981958a59bcbde3fa7..cc3c22d77eb20744991d723747a29331e21abb34 100755
--- a/ci/test.sh
+++ b/ci/test.sh
@@ -24,7 +24,7 @@ cd -- "$(dirname "$0")/.."
 )
 
 
-go install github.com/agnivade/wasmbrowsertest@latest
+go install github.com/agnivade/wasmbrowsertest@8be019f6c6dceae821467b4c589eb195c2b761ce
 go test --race --bench=. --timeout=1h --covermode=atomic --coverprofile=ci/out/coverage.prof --coverpkg=./... "$@" ./...
 sed -i.bak '/stringer\.go/d' ci/out/coverage.prof
 sed -i.bak '/nhooyr.io\/websocket\/internal\/test/d' ci/out/coverage.prof