diff --git a/include/ext_lzma.h b/include/ext_lzma.h
index 194067ba7..8dbade7dc 100644
--- a/include/ext_lzma.h
+++ b/include/ext_lzma.h
@@ -9,7 +9,6 @@
 #include <LzmaDec.h>
 #include <Lzma2Dec.h>
 
-#include "minizip/ioapi.h"
 #include "minizip/unzip.h"
 
 int hc_lzma1_decompress (const unsigned char *in, SizeT *in_len, unsigned char *out, SizeT *out_len, const char *props);