diff --git a/artiq/coredevice/exceptions.py b/artiq/coredevice/exceptions.py
index 9381bb729..44d0af86e 100644
--- a/artiq/coredevice/exceptions.py
+++ b/artiq/coredevice/exceptions.py
@@ -117,5 +117,5 @@ class I2CError(Exception):
     pass
 
 class SPIError(Exception):
-    """Raised when a I2C transaction fails."""
+    """Raised when a SPI transaction fails."""
     pass