diff --git a/flight/Modules/Stabilization/stabilization.c b/flight/Modules/Stabilization/stabilization.c
index c21114aa9b..2248e143b5 100644
--- a/flight/Modules/Stabilization/stabilization.c
+++ b/flight/Modules/Stabilization/stabilization.c
@@ -75,7 +75,7 @@
 #if defined(PIOS_STABILIZATION_STACK_SIZE)
 #define STACK_SIZE_BYTES PIOS_STABILIZATION_STACK_SIZE
 #else
-#define STACK_SIZE_BYTES 800
+#define STACK_SIZE_BYTES 860
 #endif
 
 #define TASK_PRIORITY PIOS_THREAD_PRIO_HIGHEST
diff --git a/flight/Modules/VTXConfig/VTXConfig.c b/flight/Modules/VTXConfig/VTXConfig.c
index de519ba4c1..586429bcc0 100644
--- a/flight/Modules/VTXConfig/VTXConfig.c
+++ b/flight/Modules/VTXConfig/VTXConfig.c
@@ -60,7 +60,7 @@ enum STATE {
 
 // ****************
 // Private constants
-#define STACK_SIZE_BYTES   500
+#define STACK_SIZE_BYTES   560
 #define TASK_PRIORITY      PIOS_THREAD_PRIO_LOW
 
 #define MAX_FAILS 5