diff --git a/external/json b/external/json
index 9cca280..55f9368 160000
--- a/external/json
+++ b/external/json
@@ -1 +1 @@
-Subproject commit 9cca280a4d0ccf0c08f47a99aa71d1b0e52f8d03
+Subproject commit 55f93686c01528224f448c19128836e7df245f72
diff --git a/external/spdlog b/external/spdlog
index ae1de0d..48bcf39 160000
--- a/external/spdlog
+++ b/external/spdlog
@@ -1 +1 @@
-Subproject commit ae1de0dc8cf480f54eaa425c4a9dc4fef29b28ba
+Subproject commit 48bcf39a661a13be22666ac64db8a7f886f2637e