diff --git a/src/browsermain.cpp b/src/browsermain.cpp
index 5d0dd884..123b8cf9 100755
--- a/src/browsermain.cpp
+++ b/src/browsermain.cpp
@@ -1,5 +1,5 @@
 #include <qapplication.h>
-#include "form1.h"
+#include "mainwindow.h"
 #include "extendedmainform.h"
 
 #if defined(Q_WS_MAC)
diff --git a/src/extendedmainform.h b/src/extendedmainform.h
index d3c9e4b2..79374176 100644
--- a/src/extendedmainform.h
+++ b/src/extendedmainform.h
@@ -9,7 +9,7 @@
 #ifndef __EXTENDEDMAINFORM__
 #define	__EXTENDEDMAINFORM__
 
-#include "form1.h"
+#include "mainwindow.h"
 #include <QDragEnterEvent>
 
 class ExtendedMainForm : public mainForm
diff --git a/src/form1.cpp b/src/mainwindow.cpp
similarity index 99%
rename from src/form1.cpp
rename to src/mainwindow.cpp
index 4e3f5131..760a0d8b 100644
--- a/src/form1.cpp
+++ b/src/mainwindow.cpp
@@ -1,4 +1,4 @@
-#include "form1.h"
+#include "mainwindow.h"
 
 #include <qvariant.h>
 #include <qimage.h>
diff --git a/src/form1.h b/src/mainwindow.h
similarity index 100%
rename from src/form1.h
rename to src/mainwindow.h
diff --git a/src/src.pro b/src/src.pro
index 4760e49d..b2b5262c 100755
--- a/src/src.pro
+++ b/src/src.pro
@@ -22,11 +22,11 @@ HEADERS += extendedmainform.h \
     edittableform.h \
     exporttablecsvform.h \
     findform.h \
-    form1.h \
     importcsvform.h \
     renametableform.h \
     sqllogform.h \
-    preferencesform.h
+    preferencesform.h \
+    mainwindow.h
 SOURCES += extendedmainform.cpp \
     browsermain.cpp \
     sqlitedb.cpp \
@@ -45,11 +45,11 @@ SOURCES += extendedmainform.cpp \
     edittableform.cpp \
     exporttablecsvform.cpp \
     findform.cpp \
-    form1.cpp \
     importcsvform.cpp \
     renametableform.cpp \
     sqllogform.cpp \
-    preferencesform.cpp
+    preferencesform.cpp \
+    mainwindow.cpp
 IMAGES = images/create_index.png \
     images/create_table.png \
     images/delete_index.png \