diff --git a/CanSpamReceiver.h b/CanSpamReceiver.h
index cfa7ac1..b20e3de 100644
--- a/CanSpamReceiver.h
+++ b/CanSpamReceiver.h
@@ -20,7 +20,7 @@ typedef struct {
 
     struct {
         osThreadId_t id;
-        uint32_t stack[256];
+        uint32_t stack[384];
         StaticTask_t controlBlock;
         osThreadAttr_t attr;
     } thread;
diff --git a/CanSpamTransmitter.h b/CanSpamTransmitter.h
index b70045d..c3202d7 100644
--- a/CanSpamTransmitter.h
+++ b/CanSpamTransmitter.h
@@ -55,7 +55,7 @@ typedef struct {
 
     struct {
         osThreadId_t id;
-        uint32_t stack[256];
+        uint32_t stack[384];
         StaticTask_t controlBlock;
         osThreadAttr_t attr;
     } thread;