Prepare for release 1.3.9
diff --git a/include/polarssl/version.h b/include/polarssl/version.h
index 1ee2a3b..b00687f 100644
--- a/include/polarssl/version.h
+++ b/include/polarssl/version.h
@@ -43,16 +43,16 @@
  */
 #define POLARSSL_VERSION_MAJOR  1
 #define POLARSSL_VERSION_MINOR  3
-#define POLARSSL_VERSION_PATCH  8
+#define POLARSSL_VERSION_PATCH  9
 
 /**
  * The single version number has the following structure:
  *    MMNNPP00
  *    Major version | Minor version | Patch version
  */
-#define POLARSSL_VERSION_NUMBER         0x01030800
-#define POLARSSL_VERSION_STRING         "1.3.8"
-#define POLARSSL_VERSION_STRING_FULL    "PolarSSL 1.3.8"
+#define POLARSSL_VERSION_NUMBER         0x01030900
+#define POLARSSL_VERSION_STRING         "1.3.9"
+#define POLARSSL_VERSION_STRING_FULL    "PolarSSL 1.3.9"
 
 #if defined(POLARSSL_VERSION_C)