diff --git a/src/gr/uom/java/jdeodorant/preferences/PreferenceConstants.java b/src/gr/uom/java/jdeodorant/preferences/PreferenceConstants.java
index 6c112836..2d022e6e 100644
--- a/src/gr/uom/java/jdeodorant/preferences/PreferenceConstants.java
+++ b/src/gr/uom/java/jdeodorant/preferences/PreferenceConstants.java
@@ -17,6 +17,8 @@ public class PreferenceConstants {
 	
 	public static final String P_MAXIMUM_CALL_GRAPH_ANALYSIS_DEPTH = "maximumCallGraphAnalysisDepthPreference";
 	
+	public static final String P_ENABLE_CALL_GRAPH_ANALYSIS = "enableCallGraphAnalysisPreference";
+	
 	public static final String P_ENABLE_ALIAS_ANALYSIS = "enableAliasAnalysisPreference";
 	
 	public static final String P_PROJECT_COMPILATION_UNIT_CACHE_SIZE = "projectCompilationUnitCacheSize";
diff --git a/src/gr/uom/java/jdeodorant/preferences/PreferenceInitializer.java b/src/gr/uom/java/jdeodorant/preferences/PreferenceInitializer.java
index 58b5d288..60dd6563 100644
--- a/src/gr/uom/java/jdeodorant/preferences/PreferenceInitializer.java
+++ b/src/gr/uom/java/jdeodorant/preferences/PreferenceInitializer.java
@@ -23,6 +23,7 @@ public void initializeDefaultPreferences() {
 		store.setDefault(PreferenceConstants.P_MAXIMUM_RATIO_OF_DUPLICATED_TO_EXTRACTED, 1.0);
 		store.setDefault(PreferenceConstants.P_MINIMUM_METHOD_SIZE, 0);
 		store.setDefault(PreferenceConstants.P_MAXIMUM_CALL_GRAPH_ANALYSIS_DEPTH, 3);
+		store.setDefault(PreferenceConstants.P_ENABLE_CALL_GRAPH_ANALYSIS, true);
 		store.setDefault(PreferenceConstants.P_ENABLE_ALIAS_ANALYSIS, true);
 		store.setDefault(PreferenceConstants.P_PROJECT_COMPILATION_UNIT_CACHE_SIZE, 20);
 		store.setDefault(PreferenceConstants.P_LIBRARY_COMPILATION_UNIT_CACHE_SIZE, 50);
diff --git a/src/gr/uom/java/jdeodorant/preferences/PropertyManagerPreferencePage.java b/src/gr/uom/java/jdeodorant/preferences/PropertyManagerPreferencePage.java
index 77a0ccc2..1949322a 100644
--- a/src/gr/uom/java/jdeodorant/preferences/PropertyManagerPreferencePage.java
+++ b/src/gr/uom/java/jdeodorant/preferences/PropertyManagerPreferencePage.java
@@ -34,6 +34,7 @@ public class PropertyManagerPreferencePage
 	private StringFieldEditor maximumRatioOfDuplicatedToExtractedFieldEditor;
 	private IntegerFieldEditor minimumMethodSizeFieldEditor;
 	private IntegerFieldEditor maximumCallGraphAnalysisDepthFieldEditor;
+	private BooleanFieldEditor enableCallGraphAnalysisFieldEditor;
 	private BooleanFieldEditor enableAliasAnalysisFieldEditor;
 	private IntegerFieldEditor projectCompilationUnitCacheSizeFieldEditor;
 	private IntegerFieldEditor libraryCompilationUnitCacheSizeFieldEditor;
@@ -89,26 +90,39 @@ public void createFieldEditors() {
 		minimumMethodSizeFieldEditor.setEmptyStringAllowed(false);
 		addField(minimumMethodSizeFieldEditor);
 		
+		Group callGraphAnalysisPreferenceGroup = new Group(composite, SWT.SHADOW_ETCHED_IN);
+		callGraphAnalysisPreferenceGroup.setLayout(new GridLayout(1, false));
+		callGraphAnalysisPreferenceGroup.setText("Call Graph Analysis Preferences");
+		
+		enableCallGraphAnalysisFieldEditor = new BooleanFieldEditor(
+				PreferenceConstants.P_ENABLE_CALL_GRAPH_ANALYSIS,
+				"&Enable Call Graph Analysis", callGraphAnalysisPreferenceGroup);
+		addField(enableCallGraphAnalysisFieldEditor);
+		
+		enableAliasAnalysisFieldEditor = new BooleanFieldEditor(
+				PreferenceConstants.P_ENABLE_ALIAS_ANALYSIS,
+				"&Enable Alias Analysis", callGraphAnalysisPreferenceGroup);
+		addField(enableAliasAnalysisFieldEditor);
+		
 		maximumCallGraphAnalysisDepthFieldEditor = new IntegerFieldEditor(
 				PreferenceConstants.P_MAXIMUM_CALL_GRAPH_ANALYSIS_DEPTH,
-				"&Maximum depth of method call graph analysis:", sliceExtractionPreferenceGroup);
+				"&Maximum depth of method call graph analysis:", callGraphAnalysisPreferenceGroup);
 		maximumCallGraphAnalysisDepthFieldEditor.setEmptyStringAllowed(false);
 		addField(maximumCallGraphAnalysisDepthFieldEditor);
 		
-		enableAliasAnalysisFieldEditor = new BooleanFieldEditor(
-				PreferenceConstants.P_ENABLE_ALIAS_ANALYSIS,
-				"&Enable Alias Analysis", sliceExtractionPreferenceGroup);
-		addField(enableAliasAnalysisFieldEditor);
+		Group compilationUnitCachePreferenceGroup = new Group(composite, SWT.SHADOW_ETCHED_IN);
+		compilationUnitCachePreferenceGroup.setLayout(new GridLayout(1, false));
+		compilationUnitCachePreferenceGroup.setText("CompilationUnit Cache Preferences");
 		
 		projectCompilationUnitCacheSizeFieldEditor = new IntegerFieldEditor(
 				PreferenceConstants.P_PROJECT_COMPILATION_UNIT_CACHE_SIZE,
-				"&Project CompilationUnit cache size:", sliceExtractionPreferenceGroup);
+				"&Project CompilationUnit cache size:", compilationUnitCachePreferenceGroup);
 		projectCompilationUnitCacheSizeFieldEditor.setEmptyStringAllowed(false);
 		addField(projectCompilationUnitCacheSizeFieldEditor);
 
 		libraryCompilationUnitCacheSizeFieldEditor = new IntegerFieldEditor(
 				PreferenceConstants.P_LIBRARY_COMPILATION_UNIT_CACHE_SIZE,
-				"&Library CompilationUnit cache size:", sliceExtractionPreferenceGroup);
+				"&Library CompilationUnit cache size:", compilationUnitCachePreferenceGroup);
 		libraryCompilationUnitCacheSizeFieldEditor.setEmptyStringAllowed(false);
 		addField(libraryCompilationUnitCacheSizeFieldEditor);