diff --git a/pkg/apis/pipeline/v1alpha1/merge_test.go b/pkg/apis/pipeline/v1alpha1/merge_test.go
index 5b159f548d1..fecccd86dec 100644
--- a/pkg/apis/pipeline/v1alpha1/merge_test.go
+++ b/pkg/apis/pipeline/v1alpha1/merge_test.go
@@ -100,6 +100,28 @@ func TestMergeStepsWithStepTemplate(t *testing.T) {
 				Value: "NEW_VALUE",
 			}},
 		}}},
+	}, {
+		name: "merge-preserves-script",
+		template: &corev1.Container{
+			Env: []corev1.EnvVar{{
+				Name:  "FOO",
+				Value: "bar",
+			}},
+		},
+		steps: []Step{{
+			Script:    "my-script",
+			Container: corev1.Container{Image: "image"},
+		}},
+		expected: []Step{{
+			Script: "my-script",
+			Container: corev1.Container{
+				Image: "image",
+				Env: []corev1.EnvVar{{
+					Name:  "FOO",
+					Value: "bar",
+				}},
+			},
+		}},
 	}} {
 		t.Run(tc.name, func(t *testing.T) {
 			result, err := MergeStepsWithStepTemplate(tc.template, tc.steps)
diff --git a/pkg/pod/script_test.go b/pkg/pod/script_test.go
index 8d4cb8b4d9b..c5d7fcb2e97 100644
--- a/pkg/pod/script_test.go
+++ b/pkg/pod/script_test.go
@@ -66,6 +66,7 @@ func TestConvertScripts(t *testing.T) {
 		Container: corev1.Container{
 			Image:        "step-3",
 			VolumeMounts: preExistingVolumeMounts,
+			Args:         []string{"my", "args"},
 		},
 	}})
 	wantInit := &corev1.Container{
@@ -95,6 +96,7 @@ script-heredoc-randomly-generated-6nl7g
 	}, {
 		Image:        "step-3",
 		Command:      []string{"/tekton/scripts/script-2-78c5n"},
+		Args:         []string{"my", "args"},
 		VolumeMounts: append(preExistingVolumeMounts, scriptsVolumeMount),
 	}}
 	if d := cmp.Diff(wantInit, gotInit); d != "" {