diff --git a/jemalloc-sys/configure/VERSION b/jemalloc-sys/configure/VERSION
index c23a51508..63adf1c2a 100644
--- a/jemalloc-sys/configure/VERSION
+++ b/jemalloc-sys/configure/VERSION
@@ -1 +1 @@
-5.2.1-1-g95966b7f38378527576206c8c8f25ce76c4da923
+5.2.1-2-g172143a2979d9d948035423ce347e35cd1388fc3
diff --git a/jemalloc-sys/jemalloc b/jemalloc-sys/jemalloc
index 95966b7f3..172143a29 160000
--- a/jemalloc-sys/jemalloc
+++ b/jemalloc-sys/jemalloc
@@ -1 +1 @@
-Subproject commit 95966b7f38378527576206c8c8f25ce76c4da923
+Subproject commit 172143a2979d9d948035423ce347e35cd1388fc3