diff --git a/config/rootfiles/common/libtasn1 b/config/rootfiles/common/libtasn1
index 748c665e0..87fd4ce5f 100644
--- a/config/rootfiles/common/libtasn1
+++ b/config/rootfiles/common/libtasn1
@@ -5,7 +5,7 @@
 #usr/lib/libtasn1.la
 #usr/lib/libtasn1.so
 usr/lib/libtasn1.so.6
-usr/lib/libtasn1.so.6.6.2
+usr/lib/libtasn1.so.6.6.3
 #usr/lib/pkgconfig/libtasn1.pc
 #usr/share/info/libtasn1.info
 #usr/share/man/man1/asn1Coding.1
diff --git a/lfs/libtasn1 b/lfs/libtasn1
index e95631396..86c436306 100644
--- a/lfs/libtasn1
+++ b/lfs/libtasn1
@@ -24,7 +24,7 @@
 
 include Config
 
-VER        = 4.18.0
+VER        = 4.19.0
 
 THISAPP    = libtasn1-$(VER)
 DL_FILE    = $(THISAPP).tar.gz
@@ -42,7 +42,7 @@ objects = $(DL_FILE)
 
 $(DL_FILE) = $(DL_FROM)/$(DL_FILE)
 
-$(DL_FILE)_BLAKE2 = b5f93a7575dde46741b6fc97183105efbc934e44041735241ba40ecd578c94637741df193dfab0d97e0348e2dde34b8b89a33ed616afa0bf64db6dbddebf1786
+$(DL_FILE)_BLAKE2 = 6e8232590cd87da3bfd9182ed44eccdfbdfcc85e88d8cf19fffdb3d600e04694b77079b95bbd822d2c3fff29458ddae0f0440f9c1c19c711923a2507bd19270f
 
 install : $(TARGET)