diff --git a/pjlib/include/pj/config.h b/pjlib/include/pj/config.h
index cae0f5c9a..2bbc1df63 100644
--- a/pjlib/include/pj/config.h
+++ b/pjlib/include/pj/config.h
@@ -1299,7 +1299,7 @@ PJ_BEGIN_DECL
  * Extra suffix for the version (e.g. "-trunk"), or empty for
  * web release version.
  */
-#define PJ_VERSION_NUM_EXTRA	""
+#define PJ_VERSION_NUM_EXTRA	"-svn"
 
 /**
  * PJLIB version number consists of three bytes with the following format:
diff --git a/version.mak b/version.mak
index ffdc6de39..5c45b236f 100644
--- a/version.mak
+++ b/version.mak
@@ -2,7 +2,7 @@
 export PJ_VERSION_MAJOR  := 2
 export PJ_VERSION_MINOR  := 7
 export PJ_VERSION_REV    := 1
-export PJ_VERSION_SUFFIX :=
+export PJ_VERSION_SUFFIX := -svn
 
 export PJ_VERSION := $(PJ_VERSION_MAJOR).$(PJ_VERSION_MINOR)