diff --git a/lang/sbcl/Makefile b/lang/sbcl/Makefile
index b95ce13a608..8f328814970 100644
--- a/lang/sbcl/Makefile
+++ b/lang/sbcl/Makefile
@@ -4,11 +4,11 @@ ONLY_FOR_ARCHS +=	aarch64 amd64 arm i386 powerpc powerpc64
 
 COMMENT =	high performance Common Lisp compiler
 
-V =		2.6.3
+V =		2.6.4
 DISTNAME =	sbcl-${V}-source
 PKGNAME =	sbcl-${V}
 
-SHARED_LIBS +=	sbcl	19.0
+SHARED_LIBS +=	sbcl	20.0
 
 CATEGORIES =	lang
 
diff --git a/lang/sbcl/distinfo b/lang/sbcl/distinfo
index a27af314e05..aadc262743a 100644
--- a/lang/sbcl/distinfo
+++ b/lang/sbcl/distinfo
@@ -1,2 +1,2 @@
-SHA256 (sbcl-2.6.3-source.tar.bz2) = 50MvtkKVLdJaX8DFbSGPPQqlls5C0z76gwkbyn1pmIo=
-SIZE (sbcl-2.6.3-source.tar.bz2) = 8452288
+SHA256 (sbcl-2.6.4-source.tar.bz2) = O6U+ZUtg/rfE9QRmGZ1tUmDyZhxxG6ItS3cLZVQA1Xs=
+SIZE (sbcl-2.6.4-source.tar.bz2) = 8482159
diff --git a/lang/sbcl/patches/patch-src_runtime_os-common_c b/lang/sbcl/patches/patch-src_runtime_os-common_c
index 6466d5ee509..813c45adb83 100644
--- a/lang/sbcl/patches/patch-src_runtime_os-common_c
+++ b/lang/sbcl/patches/patch-src_runtime_os-common_c
@@ -1,7 +1,7 @@
 Index: src/runtime/os-common.c
 --- src/runtime/os-common.c.orig
 +++ src/runtime/os-common.c
-@@ -585,14 +585,23 @@ int apply_pie_relocs(long code_space_translation,
+@@ -610,14 +610,23 @@ int apply_pie_relocs(long code_space_translation,
  }
  
  #ifdef LISP_FEATURE_ARM64