diff --git a/firmware/hw_layer/ports/stm32/stm32f4/STM32F4.ld b/firmware/hw_layer/ports/stm32/stm32f4/STM32F4.ld
index 32d9e26b79..cb5f156188 100644
--- a/firmware/hw_layer/ports/stm32/stm32f4/STM32F4.ld
+++ b/firmware/hw_layer/ports/stm32/stm32f4/STM32F4.ld
@@ -29,6 +29,9 @@ RAM3_SIZE = DEFINED(STM32F4_HAS_SRAM3) ? 64k : 0;
 /* Only STM32F429I-Discovery has external SDRAM */
 SDRAM_SIZE = DEFINED(STM32_HAS_SDRAM) ? 8M : 0;
 
+/* SDRAM */
+SDRAM_SIZE = DEFINED(STM32F4_HAS_SDRAM) ? 8M : 0;
+
 MEMORY
 {
     bl      : org = 0x08000000, len = 16k     /* bootloader section */