diff --git a/doc/Changelog b/doc/Changelog
index 315950379..dba5b82d3 100644
--- a/doc/Changelog
+++ b/doc/Changelog
@@ -1,6 +1,7 @@
 2 May 2017: Wouter
 	- Added test for leak of stub information.
 	- Fix sldns wire2str printout of RR type CAA tags.
+	- Fix sldns int16_data parse.
 
 1 May 2017: Wouter
 	- Fix #1259: "--disable-ecdsa" argument overwritten 
diff --git a/sldns/str2wire.c b/sldns/str2wire.c
index 75c5d71b1..c0aa62ce5 100644
--- a/sldns/str2wire.c
+++ b/sldns/str2wire.c
@@ -2018,6 +2018,6 @@ int sldns_str2wire_int16_data_buf(const char* str, uint8_t* rd, size_t* len)
 	if(n < 0)
 		return LDNS_WIREPARSE_ERR_SYNTAX_B64;
 	sldns_write_uint16(rd, (uint16_t)n);
-	*len = (size_t)n;
+	*len = ((size_t)n)+2;
 	return LDNS_WIREPARSE_ERR_OK;
 }