diff --git a/CHANGELOG.md b/CHANGELOG.md
index 1fe1fb0bc..fa3e88f4b 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,11 @@
 
 ## v20.01: (Upcoming Release)
 
+### isa-l
+
+Updated ISA-L submodule to commit f3993f5c0b6911 which includes implementation and
+optimization for aarch64.
+
 ## v19.10:
 
 ### bdev
diff --git a/isa-l b/isa-l
index 09e787231..f3993f5c0 160000
--- a/isa-l
+++ b/isa-l
@@ -1 +1 @@
-Subproject commit 09e787231b31add1234ec9a3dfe718533f1c3bf4
+Subproject commit f3993f5c0b69118a229c2dfbb360515cd34a24e6