diff --git a/CHANGES b/CHANGES
index 1d38a5ade0..bbf4a4e4db 100644
--- a/CHANGES
+++ b/CHANGES
@@ -1,3 +1,7 @@
+8.1.0-dev.520 | 2025-09-05 12:56:24 -0700
+
+  * Bump auxil/spicy to latest development snapshot (Benjamin Bannier, Corelight)
+
 8.1.0-dev.518 | 2025-09-04 16:21:52 -0700
 
   * libkqueue: Switch to using HEAD from upstream master (Tim Wojtulewicz, Corelight)
diff --git a/VERSION b/VERSION
index 05919af0bf..3944bc1be5 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-8.1.0-dev.518
+8.1.0-dev.520
diff --git a/auxil/spicy b/auxil/spicy
index 83db354408..a610179941 160000
--- a/auxil/spicy
+++ b/auxil/spicy
@@ -1 +1 @@
-Subproject commit 83db3544089d62d90d81a7e4c58ae74814366db3
+Subproject commit a61017994126e7890b1213210e6c7f60db78cacb