diff --git a/pkg/runtime/env/docker_env_test.go b/pkg/runtime/env/docker_env_test.go
index 8ec22d3a8..96938ae8b 100644
--- a/pkg/runtime/env/docker_env_test.go
+++ b/pkg/runtime/env/docker_env_test.go
@@ -630,6 +630,7 @@ contexts:
 
 	t.Run("DockerHostUnmanagedIsPreserved", func(t *testing.T) {
 		// Given a new DockerEnvPrinter with DOCKER_HOST set but not managed
+		os.Unsetenv("DOCKER_HOST")
 		mocks := setupDockerEnvMocks(t)
 		configStr := `
 version: v1alpha1
@@ -655,6 +656,12 @@ contexts:
 			}
 			return "", false
 		}
+		mocks.Shims.Getenv = func(key string) string {
+			if key == "WINDSOR_MANAGED_ENV" {
+				return "DOCKER_CONFIG"
+			}
+			return ""
+		}
 
 		printer := NewDockerEnvPrinter(mocks.Shell, mocks.ConfigHandler)
 		printer.shims = mocks.Shims
@@ -802,6 +809,7 @@ contexts:
 
 	t.Run("DockerHostEmptyStringIsPreserved", func(t *testing.T) {
 		// Given a new DockerEnvPrinter with DOCKER_HOST set to empty string (not managed)
+		os.Unsetenv("DOCKER_HOST")
 		mocks := setupDockerEnvMocks(t)
 		configStr := `
 version: v1alpha1
@@ -827,6 +835,12 @@ contexts:
 			}
 			return "", false
 		}
+		mocks.Shims.Getenv = func(key string) string {
+			if key == "WINDSOR_MANAGED_ENV" {
+				return "DOCKER_CONFIG"
+			}
+			return ""
+		}
 
 		printer := NewDockerEnvPrinter(mocks.Shell, mocks.ConfigHandler)
 		printer.shims = mocks.Shims