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-rw-r--r--Documentation/PCI/msi-howto.rst2
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diff --git a/Documentation/PCI/msi-howto.rst b/Documentation/PCI/msi-howto.rst
index 8ae461e97c54..c9400f02333b 100644
--- a/Documentation/PCI/msi-howto.rst
+++ b/Documentation/PCI/msi-howto.rst
@@ -290,7 +290,7 @@ PCI_IRQ_MSI or PCI_IRQ_MSIX flags.
List of device drivers MSI(-X) APIs
===================================
-The PCI/MSI subystem has a dedicated C file for its exported device driver
+The PCI/MSI subsystem has a dedicated C file for its exported device driver
APIs — `drivers/pci/msi/api.c`. The following functions are exported:
.. kernel-doc:: drivers/pci/msi/api.c