diff --git a/include/configs/P2041RDB.h b/include/configs/P2041RDB.h
index 1251b5c569a0210801217528c8b335357cd29dc8..1c0eb7401757afb7b9b97f6b4f0d32389cb12c33 100644
--- a/include/configs/P2041RDB.h
+++ b/include/configs/P2041RDB.h
@@ -73,10 +73,13 @@
 #define CONFIG_ENV_OVERWRITE
 
 #ifdef CONFIG_SYS_NO_FLASH
+#ifndef CONFIG_RAMBOOT_PBL
 #define CONFIG_ENV_IS_NOWHERE
+#endif
 #else
 #define CONFIG_FLASH_CFI_DRIVER
 #define CONFIG_SYS_FLASH_CFI
+#define CONFIG_SYS_FLASH_USE_BUFFER_WRITE
 #endif
 
 #if defined(CONFIG_SPIFLASH)
@@ -101,6 +104,8 @@
 #define CONFIG_ENV_IS_IN_NAND
 #define CONFIG_ENV_SIZE			CONFIG_SYS_NAND_BLOCK_SIZE
 #define CONFIG_ENV_OFFSET		(5 * CONFIG_SYS_NAND_BLOCK_SIZE)
+#elif defined(CONFIG_ENV_IS_NOWHERE)
+	#define CONFIG_ENV_SIZE		0x2000
 #else
 	#define CONFIG_ENV_IS_IN_FLASH
 	#define CONFIG_ENV_ADDR		(CONFIG_SYS_MONITOR_BASE \
diff --git a/include/configs/corenet_ds.h b/include/configs/corenet_ds.h
index 52a5ba982871e8891031f56af5591da49a0ba26c..5f6621209b28b48813a64b679207868252198720 100644
--- a/include/configs/corenet_ds.h
+++ b/include/configs/corenet_ds.h
@@ -77,7 +77,7 @@
 #define CONFIG_ENV_OVERWRITE
 
 #ifdef CONFIG_SYS_NO_FLASH
-#ifndef CONFIG_SRIOBOOT_SLAVE
+#if !defined(CONFIG_SRIOBOOT_SLAVE) && !defined(CONFIG_RAMBOOT_PBL)
 #define CONFIG_ENV_IS_NOWHERE
 #endif
 #else