diff --git a/zstd.c b/zstd.c
index 79918b8..9498769 100644
--- a/zstd.c
+++ b/zstd.c
@@ -2,6 +2,12 @@
 #include <fmgr.h>
 #include <zstd.h>
 
+#ifdef PG_VERSION_NUM
+    #if PG_VERSION_NUM >= 160000
+        #include "varatt.h"
+    #endif
+#endif
+
 #ifdef PG_MODULE_MAGIC
 PG_MODULE_MAGIC;
 #endif