diff --git a/.gitignore b/.gitignore
index e24dacf..78cd8e6 100644
--- a/.gitignore
+++ b/.gitignore
@@ -29,3 +29,4 @@
 /jemalloc-5.0.1.tar.bz2
 /jemalloc-5.1.0.tar.bz2
 /jemalloc-5.2.0.tar.bz2
+/jemalloc-5.2.1.tar.bz2
diff --git a/sources b/sources
index edf1906..d38846a 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (jemalloc-5.2.0.tar.bz2) = e3be4d534770126caf10f2684aed9fe4ba1422dd47625fe50343cfb750f26eff869fcc7d1e30a96dd6c73f6614c4bbcd560fd24fc26b55ac731c43e60fd05234
+SHA512 (jemalloc-5.2.1.tar.bz2) = 0bbb77564d767cef0c6fe1b97b705d368ddb360d55596945aea8c3ba5889fbce10479d85ad492c91d987caacdbbdccc706aa3688e321460069f00c05814fae02