diff --git a/adb/adb.h b/adb/adb.h
index 6a38f18e0..a30e29789 100644
--- a/adb/adb.h
+++ b/adb/adb.h
@@ -34,6 +34,8 @@ constexpr size_t MAX_PAYLOAD_V1 = 4 * 1024;
 constexpr size_t MAX_PAYLOAD_V2 = 256 * 1024;
 constexpr size_t MAX_PAYLOAD = MAX_PAYLOAD_V2;
 
+constexpr size_t LINUX_MAX_SOCKET_SIZE = 4194304;
+
 #define A_SYNC 0x434e5953
 #define A_CNXN 0x4e584e43
 #define A_OPEN 0x4e45504f
diff --git a/adb/services.cpp b/adb/services.cpp
index df1b134bf..a48d85512 100644
--- a/adb/services.cpp
+++ b/adb/services.cpp
@@ -242,6 +242,15 @@ static int create_service_thread(void (*func)(int, void *), void *cookie)
     }
     D("socketpair: (%d,%d)", s[0], s[1]);
 
+#if !ADB_HOST
+    if (func == &file_sync_service) {
+        // Set file sync service socket to maximum size
+        int max_buf = LINUX_MAX_SOCKET_SIZE;
+        adb_setsockopt(s[0], SOL_SOCKET, SO_SNDBUF, &max_buf, sizeof(max_buf));
+        adb_setsockopt(s[1], SOL_SOCKET, SO_SNDBUF, &max_buf, sizeof(max_buf));
+    }
+#endif // !ADB_HOST
+
     stinfo* sti = reinterpret_cast<stinfo*>(malloc(sizeof(stinfo)));
     if (sti == nullptr) {
         fatal("cannot allocate stinfo");