diff --git a/config/Platform.mk b/config/Platform.mk
index 2e41933..43b2b15 100644
--- a/config/Platform.mk
+++ b/config/Platform.mk
@@ -1,7 +1,7 @@
 # Platform.mk
 
-PLATFORM_VERSION = ubuntu14.04
-PLATFORM_BITS    = 64
+PLATFORM_VERSION = ubuntu12.04
+PLATFORM_BITS    = 32
 PLATFORM_ENDIAN  = LITTLE
 
 # 0:SJIS, 1:EUCJP, 2:UTF8
