diff --git a/conf/machine/omap3evm.conf b/conf/machine/omap3evm.conf
index 9cd04ed7..16caf05a 100644
--- a/conf/machine/omap3evm.conf
+++ b/conf/machine/omap3evm.conf
@@ -17,7 +17,7 @@ require conf/machine/include/omap3.inc
 
 # Ship all kernel modules
 
-IMAGE_FSTYPES ?= "jffs2 tar.bz2"
+IMAGE_FSTYPES += "jffs2 tar.bz2"
 EXTRA_IMAGECMD_jffs2 = "-lnp -e 0x20000 -s 2048"
 
 SERIAL_CONSOLE = "115200 ttyS0"