diff --git a/deps/SZ/sz/include/sz.h b/deps/SZ/sz/include/sz.h
index 38aaa6c41b..2df1a69e83 100644
--- a/deps/SZ/sz/include/sz.h
+++ b/deps/SZ/sz/include/sz.h
@@ -27,7 +27,6 @@
 #include "sz_double.h"
 #include "szd_float.h"
 #include "szd_double.h"
-#include "callZlib.h"
 #include "utility.h"
 
 #ifdef _WIN32