diff --git a/changelog.d/decimal-3.2.0.security b/changelog.d/decimal-3.2.0.security
new file mode 100644
index 000000000..fc20b3f50
--- /dev/null
+++ b/changelog.d/decimal-3.2.0.security
@@ -0,0 +1 @@
+Update Decimal to version 3.2.0 resolving an unbounded allocation vulnerability
diff --git a/mix.lock b/mix.lock
index 3552eb8cd..9b3b1714a 100644
--- a/mix.lock
+++ b/mix.lock
@@ -27,7 +27,7 @@
   "crontab": {:hex, :crontab, "1.1.8", "2ce0e74777dfcadb28a1debbea707e58b879e6aa0ffbf9c9bb540887bce43617", [:mix], [{:ecto, "~> 1.0 or ~> 2.0 or ~> 3.0", [hex: :ecto, repo: "hexpm", optional: true]}], "hexpm"},
   "custom_base": {:hex, :custom_base, "0.2.1", "4a832a42ea0552299d81652aa0b1f775d462175293e99dfbe4d7dbaab785a706", [:mix], [], "hexpm", "8df019facc5ec9603e94f7270f1ac73ddf339f56ade76a721eaa57c1493ba463"},
   "db_connection": {:hex, :db_connection, "2.10.1", "d5465f6bcc125c1b8981c1dbf23c193ca16f446ec0b25832dc174f74f18be510", [:mix], [{:telemetry, "~> 0.4 or ~> 1.0", [hex: :telemetry, repo: "hexpm", optional: false]}], "hexpm", "18ed94c6e627b4bf452dbd4df61b69a35a1e768525140bc1917b7a685026a6a3"},
-  "decimal": {:hex, :decimal, "3.1.1", "430d87b04011ce6cbd4fd205be758311a81f87d552d40904abd00f015935b1d0", [:mix], [], "hexpm", "c5f25f2ced74a0587d03e6023f595db8e924c9d3922c8c8ffd9edfc4498cf1f6"},
+  "decimal": {:hex, :decimal, "3.2.0", "f1235f05d841a211fda78a08fdb9777f2ff51a71f18455233fae186ff76187c6", [:mix], [], "hexpm", "190bca80580ce61aa69bb0eacadd7677710205c770225c2c2c07e32a5c31b234"},
   "deep_merge": {:hex, :deep_merge, "1.0.0", "b4aa1a0d1acac393bdf38b2291af38cb1d4a52806cf7a4906f718e1feb5ee961", [:mix], [], "hexpm", "ce708e5f094b9cd4e8f2be4f00d2f4250c4095be93f8cd6d018c753894885430"},
   "dialyxir": {:hex, :dialyxir, "1.4.6", "7cca478334bf8307e968664343cbdb432ee95b4b68a9cba95bdabb0ad5bdfd9a", [:mix], [{:erlex, ">= 0.2.7", [hex: :erlex, repo: "hexpm", optional: false]}], "hexpm", "8cf5615c5cd4c2da6c501faae642839c8405b49f8aa057ad4ae401cb808ef64d"},
   "earmark_parser": {:hex, :earmark_parser, "1.4.46", "67607a0532e810c6f630a515c548d0b24949643f168cc556303bee4cf96105c7", [:mix], [], "hexpm", "9c44636e8a1c68c62f526b2dcd85d941dbbcee7ab82cf64ba06ce28bef8e89f5"},