diff --git a/imageio_ffmpeg/_definitions.py b/imageio_ffmpeg/_definitions.py
index 02535df..cdce78d 100644
--- a/imageio_ffmpeg/_definitions.py
+++ b/imageio_ffmpeg/_definitions.py
@@ -1,3 +1,4 @@
+import platform
 import sys
 import struct
 
@@ -7,6 +8,9 @@
 def get_platform():
     bits = struct.calcsize("P") * 8
     if sys.platform.startswith("linux"):
+        architecture = platform.machine()
+        if architecture == "aarch64":
+            return "linuxaarch64"
         return "linux{}".format(bits)
     elif sys.platform.startswith("freebsd"):
         return "freebsd{}".format(bits)