diff --git a/rust/coverage_test.go b/rust/coverage_test.go
index 90155ca..ced548d 100644
--- a/rust/coverage_test.go
+++ b/rust/coverage_test.go
@@ -23,6 +23,7 @@
 
 // Test that coverage flags are being correctly generated.
 func TestCoverageFlags(t *testing.T) {
+	t.Parallel()
 	ctx := testRustCov(t, `
 		rust_library {
 			name: "libfoo_cov",
@@ -98,6 +99,7 @@
 
 // Test coverage files are included correctly
 func TestCoverageZip(t *testing.T) {
+	t.Parallel()
 	ctx := testRustCov(t, `
 		rust_library {
 			name: "libfoo",
@@ -174,6 +176,7 @@
 }
 
 func TestCoverageDeps(t *testing.T) {
+	t.Parallel()
 	ctx := testRustCov(t, `
 		rust_binary {
 			name: "fizz",