diff --git a/config/checkstyle/checkstyle.xml b/config/checkstyle/checkstyle.xml
index a68d6fd5a..b31045320 100644
--- a/config/checkstyle/checkstyle.xml
+++ b/config/checkstyle/checkstyle.xml
@@ -29,6 +29,7 @@
         <module name="CustomImportOrder">
             <property name="customImportOrderRules" value="SAME_PACKAGE(2)###THIRD_PARTY_PACKAGE###STANDARD_JAVA_PACKAGE###SPECIAL_IMPORTS###STATIC"/>
             <property name="separateLineBetweenGroups" value="true"/>
+            <property name="sortImportsInGroupAlphabetically" value="true"/>
         </module>
         <module name="CyclomaticComplexity"/>
         <module name="DeclarationOrder"/>
diff --git a/metafacture-biblio/src/main/java/org/metafacture/biblio/pica/PicaEncoder.java b/metafacture-biblio/src/main/java/org/metafacture/biblio/pica/PicaEncoder.java
index b1e069251..540dfbe02 100644
--- a/metafacture-biblio/src/main/java/org/metafacture/biblio/pica/PicaEncoder.java
+++ b/metafacture-biblio/src/main/java/org/metafacture/biblio/pica/PicaEncoder.java
@@ -26,8 +26,8 @@
 import org.metafacture.framework.annotations.Out;
 import org.metafacture.framework.helpers.DefaultStreamPipe;
 
-import java.text.Normalizer.Form;
 import java.text.Normalizer;
+import java.text.Normalizer.Form;
 import java.util.regex.Matcher;
 import java.util.regex.Pattern;
 
diff --git a/metafacture-biblio/src/main/java/org/metafacture/biblio/pica/PicaParserContext.java b/metafacture-biblio/src/main/java/org/metafacture/biblio/pica/PicaParserContext.java
index c9c57de8e..13e2e21f2 100644
--- a/metafacture-biblio/src/main/java/org/metafacture/biblio/pica/PicaParserContext.java
+++ b/metafacture-biblio/src/main/java/org/metafacture/biblio/pica/PicaParserContext.java
@@ -18,8 +18,8 @@
 
 import org.metafacture.framework.StreamReceiver;
 
-import java.text.Normalizer.Form;
 import java.text.Normalizer;
+import java.text.Normalizer.Form;
 
 /**
  * Parser context for the PICA+ parser.The context implements
diff --git a/metafacture-commons/src/main/java/org/metafacture/commons/tries/SetReplacer.java b/metafacture-commons/src/main/java/org/metafacture/commons/tries/SetReplacer.java
index 17530c3f4..7ceedc91f 100644
--- a/metafacture-commons/src/main/java/org/metafacture/commons/tries/SetReplacer.java
+++ b/metafacture-commons/src/main/java/org/metafacture/commons/tries/SetReplacer.java
@@ -21,8 +21,8 @@
 import java.util.Collections;
 import java.util.Comparator;
 import java.util.List;
-import java.util.Map.Entry;
 import java.util.Map;
+import java.util.Map.Entry;
 
 /**
  * Replaces Strings by other Strings.
diff --git a/metafacture-flux/src/main/java/org/metafacture/flux/HelpPrinter.java b/metafacture-flux/src/main/java/org/metafacture/flux/HelpPrinter.java
index 8ed027aba..9275bd6cc 100644
--- a/metafacture-flux/src/main/java/org/metafacture/flux/HelpPrinter.java
+++ b/metafacture-flux/src/main/java/org/metafacture/flux/HelpPrinter.java
@@ -33,8 +33,8 @@
 import java.util.Collection;
 import java.util.Collections;
 import java.util.List;
-import java.util.Map.Entry;
 import java.util.Map;
+import java.util.Map.Entry;
 
 /**
  * Prints Flux help for a given {@link ObjectFactory}
diff --git a/metafacture-jdom/src/main/java/org/metafacture/jdom/StreamToJDomDocument.java b/metafacture-jdom/src/main/java/org/metafacture/jdom/StreamToJDomDocument.java
index d9ed9d541..1dea75337 100644
--- a/metafacture-jdom/src/main/java/org/metafacture/jdom/StreamToJDomDocument.java
+++ b/metafacture-jdom/src/main/java/org/metafacture/jdom/StreamToJDomDocument.java
@@ -32,8 +32,8 @@
 
 import java.io.IOException;
 import java.util.HashMap;
-import java.util.Map.Entry;
 import java.util.Map;
+import java.util.Map.Entry;
 import java.util.Properties;
 import java.util.regex.Pattern;
 
diff --git a/metafacture-triples/src/main/java/org/metafacture/triples/StreamToTriples.java b/metafacture-triples/src/main/java/org/metafacture/triples/StreamToTriples.java
index 6173c7623..9775f1b82 100644
--- a/metafacture-triples/src/main/java/org/metafacture/triples/StreamToTriples.java
+++ b/metafacture-triples/src/main/java/org/metafacture/triples/StreamToTriples.java
@@ -26,8 +26,8 @@
 import org.metafacture.framework.annotations.In;
 import org.metafacture.framework.annotations.Out;
 import org.metafacture.framework.helpers.DefaultStreamPipe;
-import org.metafacture.framework.objects.Triple.ObjectType;
 import org.metafacture.framework.objects.Triple;
+import org.metafacture.framework.objects.Triple.ObjectType;
 
 import java.util.ArrayList;
 import java.util.List;
diff --git a/metafacture-triples/src/main/java/org/metafacture/triples/TripleObjectRetriever.java b/metafacture-triples/src/main/java/org/metafacture/triples/TripleObjectRetriever.java
index 641e5f9c2..e7bacddb2 100644
--- a/metafacture-triples/src/main/java/org/metafacture/triples/TripleObjectRetriever.java
+++ b/metafacture-triples/src/main/java/org/metafacture/triples/TripleObjectRetriever.java
@@ -24,8 +24,8 @@
 import org.metafacture.framework.annotations.In;
 import org.metafacture.framework.annotations.Out;
 import org.metafacture.framework.helpers.DefaultObjectPipe;
-import org.metafacture.framework.objects.Triple.ObjectType;
 import org.metafacture.framework.objects.Triple;
+import org.metafacture.framework.objects.Triple.ObjectType;
 
 import java.io.IOException;
 import java.io.InputStream;
diff --git a/metafacture-xml/src/main/java/org/metafacture/xml/SimpleXmlEncoder.java b/metafacture-xml/src/main/java/org/metafacture/xml/SimpleXmlEncoder.java
index 3e12f083f..eca48d398 100644
--- a/metafacture-xml/src/main/java/org/metafacture/xml/SimpleXmlEncoder.java
+++ b/metafacture-xml/src/main/java/org/metafacture/xml/SimpleXmlEncoder.java
@@ -34,8 +34,8 @@
 import java.util.Collections;
 import java.util.HashMap;
 import java.util.List;
-import java.util.Map.Entry;
 import java.util.Map;
+import java.util.Map.Entry;
 import java.util.Properties;
 
 /**
diff --git a/metamorph-test/src/main/java/org/metafacture/metamorph/test/validators/StreamValidator.java b/metamorph-test/src/main/java/org/metafacture/metamorph/test/validators/StreamValidator.java
index 7bbc7458a..1f9462671 100644
--- a/metamorph-test/src/main/java/org/metafacture/metamorph/test/validators/StreamValidator.java
+++ b/metamorph-test/src/main/java/org/metafacture/metamorph/test/validators/StreamValidator.java
@@ -17,8 +17,8 @@
 package org.metafacture.metamorph.test.validators;
 
 import org.metafacture.framework.StreamReceiver;
-import org.metafacture.javaintegration.EventList.Event;
 import org.metafacture.javaintegration.EventList;
+import org.metafacture.javaintegration.EventList.Event;
 
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
diff --git a/metamorph/src/main/java/org/metafacture/metamorph/functions/NormalizeUTF8.java b/metamorph/src/main/java/org/metafacture/metamorph/functions/NormalizeUTF8.java
index fa349e3b9..43607357c 100644
--- a/metamorph/src/main/java/org/metafacture/metamorph/functions/NormalizeUTF8.java
+++ b/metamorph/src/main/java/org/metafacture/metamorph/functions/NormalizeUTF8.java
@@ -18,8 +18,8 @@
 
 import org.metafacture.metamorph.api.helpers.AbstractSimpleStatelessFunction;
 
-import java.text.Normalizer.Form;
 import java.text.Normalizer;
+import java.text.Normalizer.Form;
 
 /**
  * Performs normalization of diacritics in utf-8 encoded strings.