diff --git a/ld/devices.data b/ld/devices.data
index 19581fca..6f5c75b8 100644
--- a/ld/devices.data
+++ b/ld/devices.data
@@ -122,8 +122,8 @@ stm32f3[78]3?8* stm32f3 ROM=256K RAM=32K
 
 stm32f401?b* stm32f4 ROM=128K RAM=64K
 stm32f401?c* stm32f4 ROM=256K RAM=64K
-stm32f401?d* stm32f4 ROM=512K RAM=96K
-stm32f401?e* stm32f4 ROM=384K RAM=96K
+stm32f401?d* stm32f4 ROM=384K RAM=96K
+stm32f401?e* stm32f4 ROM=512K RAM=96K
 stm32f4[01][57]?e* stm32f4ccm ROM=512K RAM=128K CCM=64K
 stm32f4[01][57]?g* stm32f4ccm ROM=1024K RAM=128K CCM=64K
 stm32f4[23][79]?g* stm32f4ccm ROM=1024K RAM=192K CCM=64K