diff --git a/src/imu.c b/src/imu.c
index 9c7ce0316b..208a53359b 100644
--- a/src/imu.c
+++ b/src/imu.c
@@ -352,7 +352,7 @@ int getEstimatedAltitude(void)
     if (calibratingB > 0) {
         baroGroundPressure -= baroGroundPressure / 8;
         baroGroundPressure += baroPressureSum / (cfg.baro_tab_size - 1);
-        baroGroundAltitude = (1.0f - powf((baroGroundPressure / 8) / 101325.0f, 0.190295f)) * 4433000.0f; 
+        baroGroundAltitude = (1.0f - powf((baroGroundPressure / 8) / 101325.0f, 0.190295f)) * 4433000.0f;
 
         vel = 0;
         accAlt = 0;
diff --git a/src/mw.c b/src/mw.c
index e668ee83df..2ed6f2768b 100755
--- a/src/mw.c
+++ b/src/mw.c
@@ -122,8 +122,8 @@ void annexCode(void)
 
             tmp2 = tmp / 100;
             rcCommand[axis] = lookupPitchRollRC[tmp2] + (tmp - tmp2 * 100) * (lookupPitchRollRC[tmp2 + 1] - lookupPitchRollRC[tmp2]) / 100;
-            prop1 = 100 - (uint16_t) cfg.rollPitchRate * tmp / 500;
-            prop1 = (uint16_t) prop1 *prop2 / 100;
+            prop1 = 100 - (uint16_t)cfg.rollPitchRate * tmp / 500;
+            prop1 = (uint16_t)prop1 * prop2 / 100;
         } else {                // YAW
             if (cfg.yawdeadband) {
                 if (tmp > cfg.yawdeadband) {
diff --git a/src/spektrum.c b/src/spektrum.c
index f5655dcefd..f99c109f8f 100644
--- a/src/spektrum.c
+++ b/src/spektrum.c
@@ -45,7 +45,7 @@ static void spektrumDataReceive(uint16_t c)
 {
     uint32_t spekTime;
     static uint32_t spekTimeLast, spekTimeInterval;
-    static uint8_t  spekFramePosition;
+    static uint8_t spekFramePosition;
 
     spekDataIncoming = true;
     spekTime = micros();
diff --git a/stm32_flash.ld b/stm32_flash.ld
index abd809b4cc..13bf7a0231 100644
--- a/stm32_flash.ld
+++ b/stm32_flash.ld
@@ -4,7 +4,7 @@
 **  File        : stm32_flash.ld
 **
 **  Abstract    : Linker script for STM32F103C8 Device with
-**                64KByte FLASH, 20KByte RAM
+**                128KByte FLASH, 20KByte RAM
 **
 *****************************************************************************
 */
@@ -13,7 +13,7 @@
 ENTRY(Reset_Handler)
 
 /* Highest address of the user mode stack */
-_estack = 0x20005000;    /* end of 10K RAM */
+_estack = 0x20005000;    /* end of 20K RAM */
 
 /* Generate a link error if heap and stack don't fit into RAM */
 _Min_Heap_Size = 0;      /* required amount of heap  */