diff --git a/src/m_pd.h b/src/m_pd.h
index 0b0ec5fa884b4932004bdb5a2f306a4c9939ee12..5460c517cb1bfb6eb9bdb3315b4bfb1c95c141e8 100644
--- a/src/m_pd.h
+++ b/src/m_pd.h
@@ -11,7 +11,7 @@ extern "C" {
 #define PD_MAJOR_VERSION 0
 #define PD_MINOR_VERSION 41
 #define PD_BUGFIX_VERSION 0
-#define PD_TEST_VERSION "test05"
+#define PD_TEST_VERSION "test06"
 
 /* old name for "MSW" flag -- we have to take it for the sake of many old
 "nmakefiles" for externs, which will define NT and not MSW */