diff --git a/src/modm/platform/can/stm32-fdcan/module.lb b/src/modm/platform/can/stm32-fdcan/module.lb
index 07c0b6e6e5..c43181133e 100644
--- a/src/modm/platform/can/stm32-fdcan/module.lb
+++ b/src/modm/platform/can/stm32-fdcan/module.lb
@@ -122,7 +122,7 @@ class Instance(Module):
         properties["shared_irq_it0"] = False
         properties["shared_irq_it1"] = False
 
-        properties["message_ram_length_words"] = 2560 if device.identifier.family == "h7" else 1696
+        properties["message_ram_length_words"] = 2560 if device.identifier.family == "h7" else 212
 
         if device.identifier.family == "g0":
             shared_irq_it0 = get_shared_irq(device, "FDCAN_IT0")