diff --git a/ChangeLog b/ChangeLog
index 2f93c44..0f89455 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+2016-05-22 Riccardo Mottola <rm@gnu.org>
+
+	* Modules/Editors/ProjectCenter/PCEditorView.h
+	* Modules/Editors/ProjectCenter/PCEditorView.m
+	Comply to protocol.
+
 2016-05-15 Riccardo Mottola <rm@gnu.org>
 
 	* Modules/Debuggers/ProjectCenter/PCDebugger.m
diff --git a/Modules/Editors/ProjectCenter/PCEditorView.h b/Modules/Editors/ProjectCenter/PCEditorView.h
index 931d6c6..19617f5 100644
--- a/Modules/Editors/ProjectCenter/PCEditorView.h
+++ b/Modules/Editors/ProjectCenter/PCEditorView.h
@@ -4,7 +4,7 @@
     Interface declaration of the EditorTextView class for the
     ProjectManager application.
 
-    Copyright (C) 2005-2014 Free Software Foundation
+    Copyright (C) 2005-2016 Free Software Foundation
       Saso Kiselkov
       Riccardo Mottola
 
@@ -42,7 +42,7 @@
 + (NSFont *)defaultEditorItalicFont;
 + (NSFont *)defaultEditorBoldItalicFont;
 
-- (void)setEditor:(PCEditor *)anEditor;
+- (void)setEditor:(NSObject <CodeEditor> *)anEditor;
 
 - (void)createSyntaxHighlighterForFileType:(NSString *)fileType;
 
diff --git a/Modules/Editors/ProjectCenter/PCEditorView.m b/Modules/Editors/ProjectCenter/PCEditorView.m
index 35bb6a4..bf09f26 100644
--- a/Modules/Editors/ProjectCenter/PCEditorView.m
+++ b/Modules/Editors/ProjectCenter/PCEditorView.m
@@ -4,7 +4,7 @@
     Implementation of the PCEditorView class for the
     ProjectManager application.
 
-    Copyright (C) 2005-2014 Free Software Foundation
+    Copyright (C) 2005-2016 Free Software Foundation
       Saso Kiselkov
       Serg Stoyan
       Riccardo Mottola
@@ -429,12 +429,12 @@ static int ComputeIndentingOffset(NSString * string, unsigned int start)
   [super dealloc];
 }
 
-- (void)setEditor:(PCEditor *)anEditor
+- (void)setEditor:(NSObject <CodeEditor> *)anEditor
 {
-  editor = anEditor;
+  editor = (PCEditor *)anEditor;
 }
 
-- (PCEditor *)editor
+- (NSObject <CodeEditor> *)editor
 {
   return editor;
 }