diff --git a/CHANGES b/CHANGES
index c10ed9990d..29cbd091a2 100644
--- a/CHANGES
+++ b/CHANGES
@@ -1,4 +1,10 @@
 
+4.1.0-dev.449 | 2021-03-31 10:47:22 -0700
+
+  * Change ci/init-external-repos.sh to use `base64 -d` (Jon Siwek, Corelight)
+
+    The BusyBox version of `base64` does not have `--decode`.
+
 4.1.0-dev.448 | 2021-03-31 10:29:17 -0700
 
   * Teach ci/init-external-repos.sh to consider user permissions (Jon Siwek, Corelight)
diff --git a/VERSION b/VERSION
index 24757066bf..f2eff5fe92 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-4.1.0-dev.448
+4.1.0-dev.449
diff --git a/ci/init-external-repos.sh b/ci/init-external-repos.sh
index 562c567cee..277e372eb5 100755
--- a/ci/init-external-repos.sh
+++ b/ci/init-external-repos.sh
@@ -52,7 +52,7 @@ if [[ -n "${CIRRUS_CI}" ]] && [[ ! -d zeek-testing-private ]]; then
 
     banner "Trying to clone zeek-testing-private git repo"
     echo "${ZEEK_TESTING_PRIVATE_SSH_KEY}" > cirrus_key.b64
-    base64 --decode cirrus_key.b64 > cirrus_key
+    base64 -d cirrus_key.b64 > cirrus_key
     rm cirrus_key.b64
     chmod 600 cirrus_key
     git --version