diff --git a/fuzz/oss-fuzz-build.sh b/fuzz/oss-fuzz-build.sh
new file mode 100644
index 000000000000..ff99397e6d3e
--- /dev/null
+++ b/fuzz/oss-fuzz-build.sh
@@ -0,0 +1,5 @@
+#!/bin/bash -eu
+
+export FUZZ_ROOT="github.com/cosmos/cosmos-sdk"
+
+compile_go_fuzzer "$FUZZ_ROOT"/fuzz/types/dec/setstring Fuzz fuzz_types_dec_setstring fuzz