diff --git a/camlibs/sonydscf1/Makefile-files b/camlibs/sonydscf1/Makefile-files
index 6877e6411..b6092453b 100644
--- a/camlibs/sonydscf1/Makefile-files
+++ b/camlibs/sonydscf1/Makefile-files
@@ -6,7 +6,7 @@ EXTRA_LTLIBRARIES += sony_dscf1.la
 sony_dscf1_la_SOURCES = \
 	sonydscf1/command.c sonydscf1/chotplay.c \
 	sonydscf1/command.h sonydscf1/chotplay.h \
-	sonydscf1/sonydscf1.c sonydscf1/sonydscf1.h \
+	sonydscf1/sonydscf1.c \
 	sonydscf1/pmp.h sonydscf1/common.h
 sony_dscf1_la_LDFLAGS = $(camlib_ldflags)
 sony_dscf1_la_DEPENDENCIES = $(camlib_dependencies)
diff --git a/camlibs/sonydscf1/command.c b/camlibs/sonydscf1/command.c
index d7d68cb6d..893f25a77 100644
--- a/camlibs/sonydscf1/command.c
+++ b/camlibs/sonydscf1/command.c
@@ -19,8 +19,8 @@
 #endif
 
 static u_char address = 0;
-static u_char sendaddr[8] = { 0x00, 0x22, 0x44, 0x66, 0x88, 0xaa, 0xcc, 0xee };
-static u_char recvaddr[8] = { 0x0e, 0x20, 0x42, 0x64, 0x86, 0xa8, 0xca, 0xec };
+static const u_char sendaddr[8] = { 0x00, 0x22, 0x44, 0x66, 0x88, 0xaa, 0xcc, 0xee };
+static const u_char recvaddr[8] = { 0x0e, 0x20, 0x42, 0x64, 0x86, 0xa8, 0xca, 0xec };
 static int sw_mode = 0;
 static int pic_num = 0;
 static int pic_num2 = 0;
diff --git a/camlibs/sonydscf1/sonydscf1.c b/camlibs/sonydscf1/sonydscf1.c
index 6f5a35caa..9b90bf68c 100644
--- a/camlibs/sonydscf1/sonydscf1.c
+++ b/camlibs/sonydscf1/sonydscf1.c
@@ -1,5 +1,5 @@
 #include "config.h"
-#include "sonydscf1.h"
+#include "common.h"
 
 #include <stdio.h>
 #include <string.h>
diff --git a/camlibs/sonydscf1/sonydscf1.h b/camlibs/sonydscf1/sonydscf1.h
deleted file mode 100644
index f91eafce7..000000000
--- a/camlibs/sonydscf1/sonydscf1.h
+++ /dev/null
@@ -1,9 +0,0 @@
-#ifndef __SONYDSCF1_H__
-#define __SONYDSCF1_H__
-
-#define JPEG 0
-#define JPEG_T 1
-#define PMP 2
-#define PMX 3
-
-#endif /* __SONYDSCF1_H__ */