diff --git a/checksum/mdbx-0.3.2.gem.sha512 b/checksum/mdbx-0.3.2.gem.sha512
new file mode 100644
index 0000000..c708740
--- /dev/null
+++ b/checksum/mdbx-0.3.2.gem.sha512
@@ -0,0 +1 @@
+bf7f3cc8aac23d39ff58b899fba8a6d2cbd8691f50e05df182280ed3e683666e09a9fdd1de12e8564f86970882aed616679ba152edcc07f1722bab4c67d0ea74
\ No newline at end of file