diff --git a/variants/NUCLEO_F091RC/ldscript.ld b/variants/NUCLEO_F091RC/ldscript.ld
index 087eeeda21..a0a04e613c 100644
--- a/variants/NUCLEO_F091RC/ldscript.ld
+++ b/variants/NUCLEO_F091RC/ldscript.ld
@@ -46,7 +46,7 @@
 ENTRY(Reset_Handler)
 
 /* Highest address of the user mode stack */
-_estack = 0x20007FFF;    /* end of RAM */
+_estack = 0x20008000;    /* end of RAM */
 /* Generate a link error if heap and stack don't fit into RAM */
 _Min_Heap_Size = 0x200;;      /* required amount of heap  */
 _Min_Stack_Size = 0x400;; /* required amount of stack */
diff --git a/variants/NUCLEO_F303RE/ldscript.ld b/variants/NUCLEO_F303RE/ldscript.ld
index 93e48d21b2..c1c8e7d494 100644
--- a/variants/NUCLEO_F303RE/ldscript.ld
+++ b/variants/NUCLEO_F303RE/ldscript.ld
@@ -46,7 +46,7 @@
 ENTRY(Reset_Handler)
 
 /* Highest address of the user mode stack */
-_estack = 0x2000FFFF;    /* end of RAM */
+_estack = 0x20010000;    /* end of RAM */
 /* Generate a link error if heap and stack don't fit into RAM */
 _Min_Heap_Size = 0x200;;      /* required amount of heap  */
 _Min_Stack_Size = 0x400;; /* required amount of stack */
diff --git a/variants/NUCLEO_L053R8/ldscript.ld b/variants/NUCLEO_L053R8/ldscript.ld
index 20d9658407..c6c7f252ec 100644
--- a/variants/NUCLEO_L053R8/ldscript.ld
+++ b/variants/NUCLEO_L053R8/ldscript.ld
@@ -46,7 +46,7 @@
 ENTRY(Reset_Handler)
 
 /* Highest address of the user mode stack */
-_estack = 0x20001FFF;    /* end of RAM */
+_estack = 0x20002000;    /* end of RAM */
 /* Generate a link error if heap and stack don't fit into RAM */
 _Min_Heap_Size = 0x200;;      /* required amount of heap  */
 _Min_Stack_Size = 0x400;; /* required amount of stack */
diff --git a/variants/NUCLEO_L476RG/ldscript.ld b/variants/NUCLEO_L476RG/ldscript.ld
index a8cd93a325..af6147aea8 100644
--- a/variants/NUCLEO_L476RG/ldscript.ld
+++ b/variants/NUCLEO_L476RG/ldscript.ld
@@ -46,7 +46,7 @@
 ENTRY(Reset_Handler)
 
 /* Highest address of the user mode stack */
-_estack = 0x20017FFF;    /* end of RAM */
+_estack = 0x20018000;    /* end of RAM */
 /* Generate a link error if heap and stack don't fit into RAM */
 _Min_Heap_Size = 0x200;;      /* required amount of heap  */
 _Min_Stack_Size = 0x400;; /* required amount of stack */