diff --git a/dev-libs/libtasn1/libtasn1-4.17.0.recipe b/dev-libs/libtasn1/libtasn1-4.18.0.recipe
similarity index 95%
rename from dev-libs/libtasn1/libtasn1-4.17.0.recipe
rename to dev-libs/libtasn1/libtasn1-4.18.0.recipe
index bba01485d..a310ce834 100644
--- a/dev-libs/libtasn1/libtasn1-4.17.0.recipe
+++ b/dev-libs/libtasn1/libtasn1-4.18.0.recipe
@@ -9,13 +9,13 @@ LICENSE="GNU LGPL v2.1
 	GNU GPL v3"
 REVISION="1"
 SOURCE_URI="https://ftp.gnu.org/gnu/libtasn1/libtasn1-$portVersion.tar.gz"
-CHECKSUM_SHA256="ece7551cea7922b8e10d7ebc70bc2248d1fdd73351646a2d6a8d68a9421c45a5"
+CHECKSUM_SHA256="4365c154953563d64c67a024b607d1ee75c6db76e0d0f65709ea80a334cd1898"
 PATCHES="libtasn1-$portVersion.patchset"
 
 ARCHITECTURES="all"
 SECONDARY_ARCHITECTURES="x86_gcc2 x86"
 
-libVersion="6.6.1"
+libVersion="6.6.2"
 libVersionCompat="$libVersion compat >= ${libVersion%%.*}"
 portVersionCompat="$portVersion compat >= 4"
 
diff --git a/dev-libs/libtasn1/patches/libtasn1-4.17.0.patchset b/dev-libs/libtasn1/patches/libtasn1-4.17.0.patchset
deleted file mode 100644
index 55ea3d9f7..000000000
--- a/dev-libs/libtasn1/patches/libtasn1-4.17.0.patchset
+++ /dev/null
@@ -1,85 +0,0 @@
-From 86ae11a6cbc6b4f9b6d087fc4ecec755524c2521 Mon Sep 17 00:00:00 2001
-From: fbrosson <fbrosson@localhost>
-Date: Wed, 17 Jan 2018 22:03:45 +0000
-Subject: Do not use __GNUC_PATCHLEVEL__ if it's not defined.
-
-
-diff --git a/lib/includes/libtasn1.h b/lib/includes/libtasn1.h
-index d6f02fa..fbddf53 100644
---- a/lib/includes/libtasn1.h
-+++ b/lib/includes/libtasn1.h
-@@ -104,7 +104,11 @@ extern "C"
- 
- 
- #if defined __GNUC__ && !defined ASN1_INTERNAL_BUILD
-+# if defined(__GNUC_PATCHLEVEL)
- # define _ASN1_GCC_VERSION (__GNUC__ * 10000 + __GNUC_MINOR__ * 100 + __GNUC_PATCHLEVEL__)
-+# else
-+# define _ASN1_GCC_VERSION (__GNUC__ * 10000 + __GNUC_MINOR__ * 100)
-+# endif
- # if _ASN1_GCC_VERSION >= 30100
- #  define _ASN1_GCC_ATTR_DEPRECATED __attribute__ ((__deprecated__))
- # endif
--- 
-2.23.0
-
-
-From 8b3f55d9053e7bee89f8242a0e17bf76277ab48a Mon Sep 17 00:00:00 2001
-From: Jerome Duval <jerome.duval@gmail.com>
-Date: Tue, 10 Sep 2019 21:17:44 +0200
-Subject: gcc2 build fix
-
-
-diff --git a/fuzz/corpus2array.c b/fuzz/corpus2array.c
-index fc30524..572ab67 100644
---- a/fuzz/corpus2array.c
-+++ b/fuzz/corpus2array.c
-@@ -119,14 +119,15 @@ int main(void)
- 				printf(", ASN1_ETYPE_TIME");
- 				add = 1;
- 			}
--
--			for (int i = 8; i < 32 ; i++) {
-+{
-+			int i;
-+			for (i = 8; i < 32 ; i++) {
- 				if ((e.type & (1U << i)) && typename[i - 8]) {
- 					printf(add ? "|%s" : ", %s", typename[i - 8]);
- 					add = 1;
- 				}
- 			}
--
-+}
- 			if (!add)
- 				printf(", %u", e.type);
- 		} else
-diff --git a/lib/gl/strverscmp.c b/lib/gl/strverscmp.c
-index 83922ea..2b25729 100644
---- a/lib/gl/strverscmp.c
-+++ b/lib/gl/strverscmp.c
-@@ -69,16 +69,18 @@ __strverscmp (const char *s1, const char *s2)
-       /* S_F */  CMP, CMP, CMP, CMP, CMP, CMP, CMP, CMP, CMP,
-       /* S_Z */  CMP, +1,  +1,  -1,  CMP, CMP, -1,  CMP, CMP
-   };
-+  unsigned char c1, c2;
-+  int state;
-+  int diff;
- 
-   if (p1 == p2)
-     return 0;
- 
--  unsigned char c1 = *p1++;
--  unsigned char c2 = *p2++;
-+  c1 = *p1++;
-+  c2 = *p2++;
-   /* Hint: '0' is a digit too.  */
--  int state = S_N + ((c1 == '0') + (isdigit (c1) != 0));
-+  state = S_N + ((c1 == '0') + (isdigit (c1) != 0));
- 
--  int diff;
-   while ((diff = c1 - c2) == 0)
-     {
-       if (c1 == '\0')
--- 
-2.23.0
-
diff --git a/dev-libs/libtasn1/patches/libtasn1-4.18.0.patchset b/dev-libs/libtasn1/patches/libtasn1-4.18.0.patchset
new file mode 100644
index 000000000..55a652f84
--- /dev/null
+++ b/dev-libs/libtasn1/patches/libtasn1-4.18.0.patchset
@@ -0,0 +1,115 @@
+From 3ddabd9afeb2658252ca5e89981c32de7145791c Mon Sep 17 00:00:00 2001
+From: fbrosson <fbrosson@localhost>
+Date: Wed, 17 Jan 2018 22:03:45 +0000
+Subject: Do not use __GNUC_PATCHLEVEL__ if it's not defined.
+
+
+diff --git a/lib/includes/libtasn1.h b/lib/includes/libtasn1.h
+index fc695a2..be25989 100644
+--- a/lib/includes/libtasn1.h
++++ b/lib/includes/libtasn1.h
+@@ -100,7 +100,11 @@ extern "C"
+ 
+ 
+ # if defined __GNUC__ && !defined ASN1_INTERNAL_BUILD
++# if defined(__GNUC_PATCHLEVEL)
+ #  define _ASN1_GCC_VERSION (__GNUC__ * 10000 + __GNUC_MINOR__ * 100 + __GNUC_PATCHLEVEL__)
++# else
++# define _ASN1_GCC_VERSION (__GNUC__ * 10000 + __GNUC_MINOR__ * 100)
++# endif
+ #  if _ASN1_GCC_VERSION >= 30100
+ #   define _ASN1_GCC_ATTR_DEPRECATED __attribute__ ((__deprecated__))
+ #  endif
+-- 
+2.30.2
+
+
+From dbb27a921fb012e728b4ba946752e69d511434f8 Mon Sep 17 00:00:00 2001
+From: Jerome Duval <jerome.duval@gmail.com>
+Date: Tue, 10 Sep 2019 21:17:44 +0200
+Subject: gcc2 build fix
+
+
+diff --git a/fuzz/corpus2array.c b/fuzz/corpus2array.c
+index f2a503b..8e7b89b 100644
+--- a/fuzz/corpus2array.c
++++ b/fuzz/corpus2array.c
+@@ -136,7 +136,9 @@ main (void)
+ 	      add = 1;
+ 	    }
+ 
+-	  for (int i = 8; i < 32; i++)
++{
++	int i;
++	  for (i = 8; i < 32; i++)
+ 	    {
+ 	      if ((e.type & (1U << i)) && typename[i - 8])
+ 		{
+@@ -144,7 +146,7 @@ main (void)
+ 		  add = 1;
+ 		}
+ 	    }
+-
++}
+ 	  if (!add)
+ 	    printf (", %u", e.type);
+ 	}
+diff --git a/lib/gl/strverscmp.c b/lib/gl/strverscmp.c
+index 2dcf359..fe0e5f2 100644
+--- a/lib/gl/strverscmp.c
++++ b/lib/gl/strverscmp.c
+@@ -73,6 +73,7 @@ __strverscmp (const char *s1, const char *s2)
+   if (p1 == p2)
+     return 0;
+ 
++{
+   unsigned char c1 = *p1++;
+   unsigned char c2 = *p2++;
+   /* Hint: '0' is a digit too.  */
+@@ -108,5 +109,6 @@ __strverscmp (const char *s1, const char *s2)
+       return state;
+   }
+ }
++}
+ libc_hidden_def (__strverscmp)
+ weak_alias (__strverscmp, strverscmp)
+diff --git a/src/gl/malloc.c b/src/gl/malloc.c
+index 0d8b359..09a9f88 100644
+--- a/src/gl/malloc.c
++++ b/src/gl/malloc.c
+@@ -40,6 +40,7 @@ rpl_malloc (size_t n)
+       return NULL;
+     }
+ 
++{
+   void *result = malloc (n);
+ 
+ #if !HAVE_MALLOC_POSIX
+@@ -49,3 +50,4 @@ rpl_malloc (size_t n)
+ 
+   return result;
+ }
++}
+diff --git a/src/gl/malloca.c b/src/gl/malloca.c
+index b488423..c3d2337 100644
+--- a/src/gl/malloca.c
++++ b/src/gl/malloca.c
+@@ -61,6 +61,7 @@ mmalloca (size_t n)
+              theoretical platforms where UINTPTR_MAX <= INT_MAX.  */
+           INT_ADD_WRAPV (umem, sizeof (small_t) + sa_alignment_max - 1,
+                          &umemplus);
++{
+           idx_t offset = ((umemplus & ~alignment2_mask)
+                           + sa_alignment_max - umem);
+           void *vp = mem + offset;
+@@ -73,6 +74,7 @@ mmalloca (size_t n)
+           p[-1] = offset;
+           /* p ≡ sa_alignment_max mod 2*sa_alignment_max.  */
+           return p;
++}
+         }
+     }
+   /* Out of memory.  */
+-- 
+2.30.2
+