diff --git a/spring-core/src/main/java/org/springframework/core/convert/support/StringToRegexConverter.java b/spring-core/src/main/java/org/springframework/core/convert/support/StringToRegexConverter.java
new file mode 100644
index 0000000000..6092ec3582
--- /dev/null
+++ b/spring-core/src/main/java/org/springframework/core/convert/support/StringToRegexConverter.java
@@ -0,0 +1,39 @@
+/*
+ * Copyright 2002-2022 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.core.convert.support;
+
+import kotlin.text.Regex;
+
+import org.springframework.core.convert.converter.Converter;
+
+/**
+ * Converts from a String to a {@link Regex}.
+ *
+ * @author Stephane Nicoll
+ * @author Sebastien Deleuze
+ */
+class StringToRegexConverter implements Converter<String, Regex> {
+
+	@Override
+	public Regex convert(String source) {
+		if (source.isEmpty()) {
+			return null;
+		}
+		return new Regex(source);
+	}
+
+}
diff --git a/spring-core/src/main/kotlin/org/springframework/core/convert/support/StringToRegexConverter.kt b/spring-core/src/main/kotlin/org/springframework/core/convert/support/StringToRegexConverter.kt
deleted file mode 100644
index 790dc99422..0000000000
--- a/spring-core/src/main/kotlin/org/springframework/core/convert/support/StringToRegexConverter.kt
+++ /dev/null
@@ -1,19 +0,0 @@
-package org.springframework.core.convert.support
-
-import org.springframework.core.convert.converter.Converter
-
-/**
- * Converts from a String to a [Regex].
- *
- * @author Stephane Nicoll
- */
-class StringToRegexConverter : Converter<String, Regex> {
-
-	override fun convert(source: String): Regex? {
-		if (source.isEmpty()) {
-			return null
-		}
-		return source.toRegex()
-	}
-
-}
\ No newline at end of file