diff --git a/easyrules-core/src/main/java/org/easyrules/core/BasicRule.java b/easyrules-core/src/main/java/org/easyrules/core/BasicRule.java
index 1688150..085818b 100644
--- a/easyrules-core/src/main/java/org/easyrules/core/BasicRule.java
+++ b/easyrules-core/src/main/java/org/easyrules/core/BasicRule.java
@@ -28,7 +28,7 @@ import org.easyrules.api.Rule;
import org.easyrules.util.EasyRulesConstants;
/**
- * Basic rule implementation class that provides common methods.
+ * Basic rule implementation class that provides common methods.
*
* You can extend this class and override {@link BasicRule#evaluateConditions()} and {@link BasicRule#performActions()}
* to provide rule conditions and actions logic.
diff --git a/easyrules-core/src/main/java/org/easyrules/core/CompositeRule.java b/easyrules-core/src/main/java/org/easyrules/core/CompositeRule.java
index 6ecdbc2..d74ceb6 100644
--- a/easyrules-core/src/main/java/org/easyrules/core/CompositeRule.java
+++ b/easyrules-core/src/main/java/org/easyrules/core/CompositeRule.java
@@ -31,7 +31,7 @@ import java.util.Set;
import java.util.HashSet;
/**
- * Class representing a composite rule composed of a set of rules.
+ * Class representing a composite rule composed of a set of rules.
*
* A composite rule is triggered if ALL conditions of its composing rules are satisfied.
* When a composite rule is applied, actions of ALL composing rules are performed.
diff --git a/easyrules-core/src/main/java/org/easyrules/core/DefaultRulesEngine.java b/easyrules-core/src/main/java/org/easyrules/core/DefaultRulesEngine.java
index 0ffe0f4..4f549f3 100644
--- a/easyrules-core/src/main/java/org/easyrules/core/DefaultRulesEngine.java
+++ b/easyrules-core/src/main/java/org/easyrules/core/DefaultRulesEngine.java
@@ -24,15 +24,15 @@
package org.easyrules.core;
-import org.easyrules.api.Rule;
-import org.easyrules.util.EasyRulesConstants;
-
import java.util.TreeSet;
import java.util.logging.Level;
import java.util.logging.Logger;
+import org.easyrules.api.Rule;
+import org.easyrules.util.EasyRulesConstants;
+
/**
- * Default {@link org.easyrules.api.RulesEngine} implementation.
+ * Default {@link org.easyrules.api.RulesEngine} implementation.
*
* This implementation handles a set of rules with unique name.
*