diff --git a/Drivers/CMSIS/Device/ST/STM32F1xx/Source/Templates/gcc/startup_stm32f100xb.s b/Drivers/CMSIS/Device/ST/STM32F1xx/Source/Templates/gcc/startup_stm32f100xb.s
index 1d166fd..4adfde6 100644
--- a/Drivers/CMSIS/Device/ST/STM32F1xx/Source/Templates/gcc/startup_stm32f100xb.s
+++ b/Drivers/CMSIS/Device/ST/STM32F1xx/Source/Templates/gcc/startup_stm32f100xb.s
@@ -60,6 +60,7 @@ defined in linker script */
   .weak Reset_Handler
   .type Reset_Handler, %function
 Reset_Handler:
+  ldr   sp, =_estack       /* set stack pointer */
 
 /* Copy the data segment initializers from flash to SRAM */
   movs r1, #0
diff --git a/Drivers/CMSIS/Device/ST/STM32F1xx/Source/Templates/gcc/startup_stm32f100xe.s b/Drivers/CMSIS/Device/ST/STM32F1xx/Source/Templates/gcc/startup_stm32f100xe.s
index 62d9fc7..4c785e8 100644
--- a/Drivers/CMSIS/Device/ST/STM32F1xx/Source/Templates/gcc/startup_stm32f100xe.s
+++ b/Drivers/CMSIS/Device/ST/STM32F1xx/Source/Templates/gcc/startup_stm32f100xe.s
@@ -60,6 +60,7 @@ defined in linker script */
   .weak Reset_Handler
   .type Reset_Handler, %function
 Reset_Handler:
+  ldr   sp, =_estack       /* set stack pointer */
 
 /* Copy the data segment initializers from flash to SRAM */
   movs r1, #0
diff --git a/Drivers/CMSIS/Device/ST/STM32F1xx/Source/Templates/gcc/startup_stm32f101x6.s b/Drivers/CMSIS/Device/ST/STM32F1xx/Source/Templates/gcc/startup_stm32f101x6.s
index 9c1f473..ab51320 100644
--- a/Drivers/CMSIS/Device/ST/STM32F1xx/Source/Templates/gcc/startup_stm32f101x6.s
+++ b/Drivers/CMSIS/Device/ST/STM32F1xx/Source/Templates/gcc/startup_stm32f101x6.s
@@ -60,6 +60,7 @@ defined in linker script */
   .weak Reset_Handler
   .type Reset_Handler, %function
 Reset_Handler:
+  ldr   sp, =_estack       /* set stack pointer */
 
 /* Copy the data segment initializers from flash to SRAM */
   movs r1, #0
diff --git a/Drivers/CMSIS/Device/ST/STM32F1xx/Source/Templates/gcc/startup_stm32f101xb.s b/Drivers/CMSIS/Device/ST/STM32F1xx/Source/Templates/gcc/startup_stm32f101xb.s
index 5f41f59..f1a48bb 100644
--- a/Drivers/CMSIS/Device/ST/STM32F1xx/Source/Templates/gcc/startup_stm32f101xb.s
+++ b/Drivers/CMSIS/Device/ST/STM32F1xx/Source/Templates/gcc/startup_stm32f101xb.s
@@ -60,6 +60,7 @@ defined in linker script */
   .weak Reset_Handler
   .type Reset_Handler, %function
 Reset_Handler:
+  ldr   sp, =_estack       /* set stack pointer */
 
 /* Copy the data segment initializers from flash to SRAM */
   movs r1, #0
diff --git a/Drivers/CMSIS/Device/ST/STM32F1xx/Source/Templates/gcc/startup_stm32f101xe.s b/Drivers/CMSIS/Device/ST/STM32F1xx/Source/Templates/gcc/startup_stm32f101xe.s
index e18a210..ac4e8bf 100644
--- a/Drivers/CMSIS/Device/ST/STM32F1xx/Source/Templates/gcc/startup_stm32f101xe.s
+++ b/Drivers/CMSIS/Device/ST/STM32F1xx/Source/Templates/gcc/startup_stm32f101xe.s
@@ -60,6 +60,7 @@ defined in linker script */
   .weak Reset_Handler
   .type Reset_Handler, %function
 Reset_Handler:
+  ldr   sp, =_estack       /* set stack pointer */
 
 /* Copy the data segment initializers from flash to SRAM */
   movs r1, #0
diff --git a/Drivers/CMSIS/Device/ST/STM32F1xx/Source/Templates/gcc/startup_stm32f101xg.s b/Drivers/CMSIS/Device/ST/STM32F1xx/Source/Templates/gcc/startup_stm32f101xg.s
index 3d7f007..e4aab99 100644
--- a/Drivers/CMSIS/Device/ST/STM32F1xx/Source/Templates/gcc/startup_stm32f101xg.s
+++ b/Drivers/CMSIS/Device/ST/STM32F1xx/Source/Templates/gcc/startup_stm32f101xg.s
@@ -60,6 +60,7 @@ defined in linker script */
   .weak Reset_Handler
   .type Reset_Handler, %function
 Reset_Handler:
+  ldr   sp, =_estack       /* set stack pointer */
 
 /* Copy the data segment initializers from flash to SRAM */
   movs r1, #0
diff --git a/Drivers/CMSIS/Device/ST/STM32F1xx/Source/Templates/gcc/startup_stm32f102x6.s b/Drivers/CMSIS/Device/ST/STM32F1xx/Source/Templates/gcc/startup_stm32f102x6.s
index 569eddb..a4818c0 100644
--- a/Drivers/CMSIS/Device/ST/STM32F1xx/Source/Templates/gcc/startup_stm32f102x6.s
+++ b/Drivers/CMSIS/Device/ST/STM32F1xx/Source/Templates/gcc/startup_stm32f102x6.s
@@ -60,6 +60,7 @@ defined in linker script */
   .weak Reset_Handler
   .type Reset_Handler, %function
 Reset_Handler:
+  ldr   sp, =_estack       /* set stack pointer */
 
 /* Copy the data segment initializers from flash to SRAM */
   movs r1, #0
diff --git a/Drivers/CMSIS/Device/ST/STM32F1xx/Source/Templates/gcc/startup_stm32f102xb.s b/Drivers/CMSIS/Device/ST/STM32F1xx/Source/Templates/gcc/startup_stm32f102xb.s
index 3427546..7c529a3 100644
--- a/Drivers/CMSIS/Device/ST/STM32F1xx/Source/Templates/gcc/startup_stm32f102xb.s
+++ b/Drivers/CMSIS/Device/ST/STM32F1xx/Source/Templates/gcc/startup_stm32f102xb.s
@@ -60,6 +60,7 @@ defined in linker script */
   .weak Reset_Handler
   .type Reset_Handler, %function
 Reset_Handler:
+  ldr   sp, =_estack       /* set stack pointer */
 
 /* Copy the data segment initializers from flash to SRAM */
   movs r1, #0
diff --git a/Drivers/CMSIS/Device/ST/STM32F1xx/Source/Templates/gcc/startup_stm32f103x6.s b/Drivers/CMSIS/Device/ST/STM32F1xx/Source/Templates/gcc/startup_stm32f103x6.s
index a0ffda6..e2cc245 100644
--- a/Drivers/CMSIS/Device/ST/STM32F1xx/Source/Templates/gcc/startup_stm32f103x6.s
+++ b/Drivers/CMSIS/Device/ST/STM32F1xx/Source/Templates/gcc/startup_stm32f103x6.s
@@ -60,6 +60,7 @@ defined in linker script */
   .weak Reset_Handler
   .type Reset_Handler, %function
 Reset_Handler:
+  ldr   sp, =_estack       /* set stack pointer */
 
 /* Copy the data segment initializers from flash to SRAM */
   movs r1, #0
diff --git a/Drivers/CMSIS/Device/ST/STM32F1xx/Source/Templates/gcc/startup_stm32f103xb.s b/Drivers/CMSIS/Device/ST/STM32F1xx/Source/Templates/gcc/startup_stm32f103xb.s
index a463e88..2868307 100644
--- a/Drivers/CMSIS/Device/ST/STM32F1xx/Source/Templates/gcc/startup_stm32f103xb.s
+++ b/Drivers/CMSIS/Device/ST/STM32F1xx/Source/Templates/gcc/startup_stm32f103xb.s
@@ -60,6 +60,7 @@ defined in linker script */
   .weak Reset_Handler
   .type Reset_Handler, %function
 Reset_Handler:
+  ldr   sp, =_estack       /* set stack pointer */
 
 /* Copy the data segment initializers from flash to SRAM */
   movs r1, #0
diff --git a/Drivers/CMSIS/Device/ST/STM32F1xx/Source/Templates/gcc/startup_stm32f103xe.s b/Drivers/CMSIS/Device/ST/STM32F1xx/Source/Templates/gcc/startup_stm32f103xe.s
index 11d37f3..629fa46 100644
--- a/Drivers/CMSIS/Device/ST/STM32F1xx/Source/Templates/gcc/startup_stm32f103xe.s
+++ b/Drivers/CMSIS/Device/ST/STM32F1xx/Source/Templates/gcc/startup_stm32f103xe.s
@@ -62,6 +62,7 @@ defined in linker script */
   .weak Reset_Handler
   .type Reset_Handler, %function
 Reset_Handler:
+  ldr   sp, =_estack       /* set stack pointer */
 
 /* Copy the data segment initializers from flash to SRAM */
   movs r1, #0
diff --git a/Drivers/CMSIS/Device/ST/STM32F1xx/Source/Templates/gcc/startup_stm32f103xg.s b/Drivers/CMSIS/Device/ST/STM32F1xx/Source/Templates/gcc/startup_stm32f103xg.s
index c102b95..f395c56 100644
--- a/Drivers/CMSIS/Device/ST/STM32F1xx/Source/Templates/gcc/startup_stm32f103xg.s
+++ b/Drivers/CMSIS/Device/ST/STM32F1xx/Source/Templates/gcc/startup_stm32f103xg.s
@@ -60,6 +60,7 @@ defined in linker script */
   .weak Reset_Handler
   .type Reset_Handler, %function
 Reset_Handler:
+  ldr   sp, =_estack       /* set stack pointer */
 
 /* Copy the data segment initializers from flash to SRAM */
   movs r1, #0
diff --git a/Drivers/CMSIS/Device/ST/STM32F1xx/Source/Templates/gcc/startup_stm32f105xc.s b/Drivers/CMSIS/Device/ST/STM32F1xx/Source/Templates/gcc/startup_stm32f105xc.s
index 6fa3814..a2d3887 100644
--- a/Drivers/CMSIS/Device/ST/STM32F1xx/Source/Templates/gcc/startup_stm32f105xc.s
+++ b/Drivers/CMSIS/Device/ST/STM32F1xx/Source/Templates/gcc/startup_stm32f105xc.s
@@ -60,6 +60,7 @@ defined in linker script */
   .weak Reset_Handler
   .type Reset_Handler, %function
 Reset_Handler:
+  ldr   sp, =_estack       /* set stack pointer */
 
 /* Copy the data segment initializers from flash to SRAM */
   movs r1, #0
diff --git a/Drivers/CMSIS/Device/ST/STM32F1xx/Source/Templates/gcc/startup_stm32f107xc.s b/Drivers/CMSIS/Device/ST/STM32F1xx/Source/Templates/gcc/startup_stm32f107xc.s
index b54cc4b..52a54a2 100644
--- a/Drivers/CMSIS/Device/ST/STM32F1xx/Source/Templates/gcc/startup_stm32f107xc.s
+++ b/Drivers/CMSIS/Device/ST/STM32F1xx/Source/Templates/gcc/startup_stm32f107xc.s
@@ -60,6 +60,7 @@ defined in linker script */
   .weak Reset_Handler
   .type Reset_Handler, %function
 Reset_Handler:
+  ldr   sp, =_estack       /* set stack pointer */
 
 /* Copy the data segment initializers from flash to SRAM */
   movs r1, #0