diff --git a/core-java-modules/core-java-strings/pom.xml b/core-java-modules/core-java-strings/pom.xml
index 137499de6b..aca0bb3346 100644
--- a/core-java-modules/core-java-strings/pom.xml
+++ b/core-java-modules/core-java-strings/pom.xml
@@ -57,6 +57,7 @@
     <properties>
         <assertj.version>3.6.1</assertj.version>
         <icu4j.version>61.1</icu4j.version>
+        <maven.compiler.release>15</maven.compiler.release>
     </properties>
 
 </project>
\ No newline at end of file
diff --git a/core-java-modules/core-java-strings/src/main/java/com/baeldung/multiline/MultiLineString.java b/core-java-modules/core-java-strings/src/main/java/com/baeldung/multiline/MultiLineString.java
index 987bc751cd..5d333799c4 100644
--- a/core-java-modules/core-java-strings/src/main/java/com/baeldung/multiline/MultiLineString.java
+++ b/core-java-modules/core-java-strings/src/main/java/com/baeldung/multiline/MultiLineString.java
@@ -64,4 +64,11 @@ public class MultiLineString {
         return new String(Files.readAllBytes(Paths.get("src/main/resources/stephenking.txt")));
     }
 
+    public String textBlocks() {
+        return """
+            Get busy living
+            or
+            get busy dying.
+            --Stephen King""";
+    }
 }
diff --git a/core-java-modules/core-java-strings/src/test/java/com/baeldung/multiline/MultiLineStringUnitTest.java b/core-java-modules/core-java-strings/src/test/java/com/baeldung/multiline/MultiLineStringUnitTest.java
index 04d318c71b..66bc0a655b 100644
--- a/core-java-modules/core-java-strings/src/test/java/com/baeldung/multiline/MultiLineStringUnitTest.java
+++ b/core-java-modules/core-java-strings/src/test/java/com/baeldung/multiline/MultiLineStringUnitTest.java
@@ -16,6 +16,7 @@ public class MultiLineStringUnitTest {
         assertEquals(ms.stringJoin(), ms.stringBuilder());
         assertEquals(ms.stringBuilder(), ms.guavaJoiner());
         assertEquals(ms.guavaJoiner(), ms.loadFromFile());
+        assertEquals(ms.loadFromFile(), ms.textBlocks());
     }
     
 }
diff --git a/core-java-modules/pom.xml b/core-java-modules/pom.xml
index b4aae7949f..905fd30ee8 100644
--- a/core-java-modules/pom.xml
+++ b/core-java-modules/pom.xml
@@ -111,7 +111,6 @@
         <module>core-java-string-operations</module>
         <module>core-java-string-operations-2</module>
         <module>core-java-string-operations-3</module>
-        <module>core-java-strings</module>
         <module>core-java-sun</module>
         <module>core-java-regex</module>
         <module>pre-jpms</module>
diff --git a/pom.xml b/pom.xml
index d161ec18e0..686db65e8f 100644
--- a/pom.xml
+++ b/pom.xml
@@ -1340,6 +1340,7 @@
                 <module>core-java-modules/core-java-os</module>
                 <module>core-java-modules/core-java-time-measurements</module>
                 <module>core-java-modules/multimodulemavenproject</module>
+                <module>core-java-modules/core-java-strings</module>
             </modules>
         </profile>
     </profiles>