diff --git a/libs/ptlib/Makefile b/libs/ptlib/Makefile
index ea9bd05a1..4334cbc78 100644
--- a/libs/ptlib/Makefile
+++ b/libs/ptlib/Makefile
@@ -7,12 +7,12 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=ptlib
-PKG_VERSION:=2.2.0
+PKG_VERSION:=2.2.1
 PKG_RELEASE:=1
 
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION)-src.tar.bz2
 PKG_SOURCE_URL:=@SF/opalvoip
-PKG_MD5SUM:=a448ef2b9504db3642159accefd6d85a
+PKG_MD5SUM:=dc266ba315e130b304854592e6388725
 
 PKG_BUILD_DIR:=$(BUILD_DIR)/$(PKG_NAME)_$(PKG_VERSION)