diff --git a/crypto++/PKGBUILD b/crypto++/PKGBUILD
index dc564cc8c6..733c208fb0 100644
--- a/crypto++/PKGBUILD
+++ b/crypto++/PKGBUILD
@@ -8,7 +8,7 @@
 # Contributor: jlvsimoes <jlvsimoes@oninet.pt>
 
 pkgname=crypto++
-pkgver=8.8.0
+pkgver=8.9.0
 pkgrel=1
 pkgdesc='A free C++ class library of cryptographic schemes'
 arch=(x86_64 powerpc64le powerpc64 powerpc riscv64)
@@ -19,7 +19,7 @@ makedepends=(
   git
   unzip
 )
-_tag=4d0cad5401d1a2c998b314bc89288c9620d3021d
+_tag=843d74c7c97f9e19a615b8ff3c0ca06599ca501b
 source=(git+https://github.com/weidai11/cryptopp.git#tag=${_tag})
 b2sums=(SKIP)
 validpgpkeys=(B8CC19802062211A508B2F5CCE0586AF1F8E37BD) # Jeffrey Walton <noloader@gmail.com>