diff --git a/deps/leveldb/leveldb-1.20/port/atomic_pointer.h b/deps/leveldb/leveldb-1.20/port/atomic_pointer.h
index 1c4c7aaf..c4575721 100644
--- a/deps/leveldb/leveldb-1.20/port/atomic_pointer.h
+++ b/deps/leveldb/leveldb-1.20/port/atomic_pointer.h
@@ -41,6 +41,8 @@
 #define ARCH_CPU_PPC_FAMILY 1
 #elif defined(__mips__)
 #define ARCH_CPU_MIPS_FAMILY 1
+#elif defined(__riscv)
+#define ARCH_CPU_RISCV64_FAMILY 1
 #endif
 
 namespace leveldb {
@@ -103,6 +105,13 @@ inline void MemoryBarrier() {
 }
 #define LEVELDB_HAVE_MEMORY_BARRIER
 
+// RISCV64
+#elif defined(ARCH_CPU_RISCV64_FAMILY)
+inline void MemoryBarrier() {
+  asm volatile("fence iorw, iorw" : : : "memory");
+}
+#define LEVELDB_HAVE_MEMORY_BARRIER
+
 // PPC
 #elif defined(ARCH_CPU_PPC_FAMILY) && defined(__GNUC__)
 inline void MemoryBarrier() {