diff --git a/api/mraa/spi.hpp b/api/mraa/spi.hpp
index 13bcd30..3641e9d 100644
--- a/api/mraa/spi.hpp
+++ b/api/mraa/spi.hpp
@@ -140,6 +140,7 @@ class Spi
         return mraa_spi_write_buf(m_spi, txBuf, length);
     }
 
+#ifndef SWIG
     /**
      * Write buffer of bytes to SPI device The pointer return has to be
      * free'd by the caller. It will return a NULL pointer in cases of
@@ -154,6 +155,7 @@ class Spi
     {
         return mraa_spi_write_buf_word(m_spi, txBuf, length);
     }
+#endif
 
 #ifndef SWIG
     /**