diff --git a/stm32f103c8t6/build_number.txt b/stm32f103c8t6/build_number.txt
index 9b5c454..3ae0b93 100644
--- a/stm32f103c8t6/build_number.txt
+++ b/stm32f103c8t6/build_number.txt
@@ -1 +1 @@
-319
+321
diff --git a/stm32f103c8t6/ld/stm32f103c8t6_flash.ld b/stm32f103c8t6/ld/stm32f103c8t6_flash.ld
index 02dbe52..e8184b5 100644
--- a/stm32f103c8t6/ld/stm32f103c8t6_flash.ld
+++ b/stm32f103c8t6/ld/stm32f103c8t6_flash.ld
@@ -1,6 +1,6 @@
 MEMORY
 {
-    flash (rx)                  : ORIGIN = 0x08000000, LENGTH = 64K
+    flash (rx)                  : ORIGIN = 0x08000800, LENGTH = 62K
     sram (xrw)                  : ORIGIN = 0x20000000, LENGTH = 20K
 }
 
diff --git a/stm32f103c8t6/makefile b/stm32f103c8t6/makefile
index 58cec7c..5efe1d6 100644
--- a/stm32f103c8t6/makefile
+++ b/stm32f103c8t6/makefile
@@ -111,7 +111,7 @@ incrementalbuild: $(BUILD_TARGETS)
 .PHONY: program
 program: $(BUILD_DIR)/$(PROJECT).bin
 	@#if ps -e | grep openocd ; then arm-none-eabi-gdb -batch -x flash.gdb ; else st-flash --reset write $(BUILD_DIR)/$(PROJECT).bin 0x8000000 ; fi
-	st-flash --reset write $(BUILD_DIR)/$(PROJECT).bin 0x08000000
+	st-flash --reset write $(BUILD_DIR)/$(PROJECT).bin 0x08000800
 
 .PHONY: clean
 clean: