diff --git a/hardware/raspberrypi/mechanical/README.md b/hardware/raspberrypi/mechanical/README.md
index 1eb4b3e555..cff526a534 100644
--- a/hardware/raspberrypi/mechanical/README.md
+++ b/hardware/raspberrypi/mechanical/README.md
@@ -4,6 +4,12 @@
 
 - [PDF](rpi_MECH_3bplus.pdf)
 
+## Raspberry Pi 3A+
+
+Also applicable to the A+.
+
+- [PDF](rpi_MECH_3aplus.pdf)
+
 ## Raspberry Pi 3B
 
 - [PDF](rpi_MECH_3b_1p2.pdf)