diff --git a/configs/stv0991_defconfig b/configs/stv0991_defconfig
index d75151c..cdbf279 100644
--- a/configs/stv0991_defconfig
+++ b/configs/stv0991_defconfig
@@ -3,6 +3,7 @@
 CONFIG_SYS_TEXT_BASE=0x00010000
 CONFIG_SYS_MALLOC_F_LEN=0x2000
 CONFIG_DEFAULT_DEVICE_TREE="stv0991"
+CONFIG_NR_DRAM_BANKS=1
 CONFIG_SYS_EXTRA_OPTIONS="STV0991"
 CONFIG_BOOTDELAY=3
 # CONFIG_DISPLAY_CPUINFO is not set