diff --git a/src/bitmap.c b/src/bitmap.c
index 7b80602..ac2c935 100644
--- a/src/bitmap.c
+++ b/src/bitmap.c
@@ -14,7 +14,7 @@
  * Foundation, Inc., 51 Franklin Street, Fifth Floor Boston, MA 02110-1301,  USA
  */
 
-#include "main.h"
+#include "common.h"
 #include "bitmap.h"
 
 unsigned char dict[256] = {
diff --git a/src/main.h b/src/common.h
similarity index 100%
rename from src/main.h
rename to src/common.h
diff --git a/src/database.c b/src/database.c
index a18c716..a7576f9 100644
--- a/src/database.c
+++ b/src/database.c
@@ -14,7 +14,7 @@
  * Foundation, Inc., 51 Franklin Street, Fifth Floor Boston, MA 02110-1301,  USA
  */
 
-#include "main.h"
+#include "common.h"
 #include "database.h"
 
 #define DB_SEEK(db, offset) \
diff --git a/src/image.c b/src/image.c
index d9a7195..a3afd8b 100644
--- a/src/image.c
+++ b/src/image.c
@@ -17,7 +17,7 @@
 #include <gd.h>
 #include <magic.h>
 
-#include "main.h"
+#include "common.h"
 #include "bitmap.h"
 #include "image.h"
 
diff --git a/src/main.c b/src/main.c
index f040c08..fc71881 100644
--- a/src/main.c
+++ b/src/main.c
@@ -14,7 +14,7 @@
  * Foundation, Inc., 51 Franklin Street, Fifth Floor Boston, MA 02110-1301,  USA
  */
 
-#include "main.h"
+#include "common.h"
 #include "database.h"
 #include "bitmap.h"
 
diff --git a/src/test-image.c b/src/test-image.c
index 8ad9d46..79eb0e5 100644
--- a/src/test-image.c
+++ b/src/test-image.c
@@ -1,6 +1,6 @@
 #include <gd.h>
 
-#include "main.h"
+#include "common.h"
 #include "bitmap.h"
 #include "image.h"
 
diff --git a/tests/bitmap.c b/tests/bitmap.c
index 25a3b25..5c2feb9 100644
--- a/tests/bitmap.c
+++ b/tests/bitmap.c
@@ -1,4 +1,4 @@
-#include "../src/main.h"
+#include "../src/common.h"
 #include "../src/bitmap.h"
 
 int
diff --git a/tests/database.c b/tests/database.c
index e02654e..c1edbbc 100644
--- a/tests/database.c
+++ b/tests/database.c
@@ -1,4 +1,4 @@
-#include "../src/main.h"
+#include "../src/common.h"
 #include "../src/database.h"
 
 int main(int argc, char **argv)