diff --git a/pd/src/m_pd.h b/pd/src/m_pd.h
index 2a70b6ed54ebc42833da9a47827f204a18e450c3..025b2fc4a8a056b3715d79b978011a0b84d75565 100644
--- a/pd/src/m_pd.h
+++ b/pd/src/m_pd.h
@@ -14,7 +14,7 @@ extern "C" {
 #define PD_MINOR_VERSION 48
 #define PD_BUGFIX_VERSION 0
 #define PD_TEST_VERSION ""
-#define PD_L2ORK_VERSION "2.4.5"
+#define PD_L2ORK_VERSION "2.4.6"
 #define PDL2ORK
 extern int pd_compatibilitylevel;   /* e.g., 43 for pd 0.43 compatibility */