diff --git a/README.md b/README.md
index 7cbe42e..d09a313 100644
--- a/README.md
+++ b/README.md
@@ -8,7 +8,7 @@ Run `mvn clean test` to make sure you have JDK 8 and all dependencies in place.
 
 ### IDE
 
-Run `Lesson00_HelloWorldTest.java` from your favourite IDE and make sure it compiles and passes.
+Run `J01_HelloWorldTest.java` from your favourite IDE and make sure it compiles and passes.
 
 ## Troubleshooting
 
@@ -18,7 +18,7 @@ If you see this error message during maven build:
 
 	[INFO] BUILD FAILURE
 	...
-	[ERROR] Failed to execute goal org.apache.maven.plugins:maven-compiler-plugin:3.1:compile (default-compile) on project lazyseq:
+	[ERROR] Failed to execute goal org.apache.maven.plugins:maven-compiler-plugin:3.1:compile (default-compile) on project java8:
 	Fatal error compiling: invalid target release: 1.8 -> [Help 1]
 
 it means you are not compiling using Java 8. Download JDK 8 and let maven use it:
diff --git a/src/test/java/com/nurkiewicz/java8/J03_FunctionTest.java b/src/test/java/com/nurkiewicz/java8/J03_FunctionTest.java
index c2507e2..993114e 100644
--- a/src/test/java/com/nurkiewicz/java8/J03_FunctionTest.java
+++ b/src/test/java/com/nurkiewicz/java8/J03_FunctionTest.java
@@ -17,11 +17,11 @@
 import static org.mockito.Mockito.mock;
 
 /**
- * - Use explicit Function, Predicate, Supplier, Consuner (like Guava)
+ * - Use explicit Function, Predicate, Supplier, Consumer (like Guava)
+ * - Higher order functions - returning lambdas
  * - Change Encrypter to class taking Function<Byte, Byte>
  * - Turning Function, Supplier and Producer into lambda
  * - Method references (method, static method, constructor)
- * - Higher order functions - returning lambdas
  */
 @Ignore
 public class J03_FunctionTest {
diff --git a/src/test/java/com/nurkiewicz/java8/J08_NewMapMethodsTest.java b/src/test/java/com/nurkiewicz/java8/J08_NewMapMethodsTest.java
index 506c3f4..13f1d49 100644
--- a/src/test/java/com/nurkiewicz/java8/J08_NewMapMethodsTest.java
+++ b/src/test/java/com/nurkiewicz/java8/J08_NewMapMethodsTest.java
@@ -48,7 +48,7 @@ public void shouldReturnTotalWords() throws Exception {
 	}
 
 	@Test
-	public void shouldReturnFourMostCommonWords() throws Exception {
+	public void shouldReturnFiveMostCommonWords() throws Exception {
 		final String loremIpsum = LoremIpsum.text();
 		Map<String, Integer> wordCount = LoremIpsum.wordCount(loremIpsum);