diff --git a/spring-boot-project/spring-boot/src/test/java/org/springframework/boot/env/YamlPropertySourceLoaderSnakeYaml132Tests.java b/spring-boot-project/spring-boot/src/test/java/org/springframework/boot/env/YamlPropertySourceLoaderSnakeYaml132Tests.java
new file mode 100644
index 0000000000..70d5b86ef8
--- /dev/null
+++ b/spring-boot-project/spring-boot/src/test/java/org/springframework/boot/env/YamlPropertySourceLoaderSnakeYaml132Tests.java
@@ -0,0 +1,29 @@
+/*
+ * Copyright 2012-2022 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.springframework.boot.env;
+
+import org.springframework.boot.testsupport.classpath.ClassPathOverrides;
+
+/**
+ * Tests for {@link YamlPropertySourceLoader} with SnakeYAML 1.33.
+ *
+ * @author Andy Wilkinson
+ */
+@ClassPathOverrides("org.yaml:snakeyaml:1.32")
+class YamlPropertySourceLoaderSnakeYaml132Tests extends YamlPropertySourceLoaderTests {
+
+}
diff --git a/spring-boot-project/spring-boot/src/test/java/org/springframework/boot/env/YamlPropertySourceLoaderSnakeYaml133Tests.java b/spring-boot-project/spring-boot/src/test/java/org/springframework/boot/env/YamlPropertySourceLoaderSnakeYaml133Tests.java
new file mode 100644
index 0000000000..5c796c0ac3
--- /dev/null
+++ b/spring-boot-project/spring-boot/src/test/java/org/springframework/boot/env/YamlPropertySourceLoaderSnakeYaml133Tests.java
@@ -0,0 +1,29 @@
+/*
+ * Copyright 2012-2022 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.springframework.boot.env;
+
+import org.springframework.boot.testsupport.classpath.ClassPathOverrides;
+
+/**
+ * Tests for {@link YamlPropertySourceLoader} with SnakeYAML 1.33.
+ *
+ * @author Andy Wilkinson
+ */
+@ClassPathOverrides("org.yaml:snakeyaml:1.33")
+class YamlPropertySourceLoaderSnakeYaml133Tests extends YamlPropertySourceLoaderTests {
+
+}