diff --git a/srcpkgs/z3/template b/srcpkgs/z3/template
index 598d15032a9..b784b06907d 100644
--- a/srcpkgs/z3/template
+++ b/srcpkgs/z3/template
@@ -1,6 +1,6 @@
 # Template file for 'z3'
 pkgname=z3
-version=4.8.17
+version=4.9.1
 revision=1
 wrksrc="${pkgname}-${pkgname}-${version}"
 build_style=configure
@@ -15,7 +15,7 @@ maintainer="Leah Neukirchen <leah@vuxu.org>"
 license="MIT"
 homepage="https://github.com/Z3Prover/z3"
 distfiles="https://github.com/Z3Prover/z3/archive/z3-${version}.tar.gz"
-checksum=1e57637ce8d5212fd38453df28e2730a18e0a633f723682267be87f5b858a126
+checksum=ca08ba933481242507b2f8b303c3ebdf5d16b0005d397fb45018321dc639a0d7
 
 build_options="ocaml"
 desc_option_ocaml="Enable support for OCaml bindings"