diff --git a/pkgs/servers/search/solr/8.x.nix b/pkgs/servers/search/solr/8.x.nix
index 7abfe9a2b20a..6a5dfb98aa70 100644
--- a/pkgs/servers/search/solr/8.x.nix
+++ b/pkgs/servers/search/solr/8.x.nix
@@ -2,11 +2,11 @@
 
 stdenv.mkDerivation rec {
   pname = "solr";
-  version = "8.3.0";
+  version = "8.3.1";
 
   src = fetchurl {
     url = "mirror://apache/lucene/${pname}/${version}/${pname}-${version}.tgz";
-    sha256 = "11qkipmj8qq4gw5lwnx1j8dr2lq8d5h1v1fbdyppw8l6a68j160s";
+    sha256 = "0n80690vdsd0gf5gg77kg8pyf3nw0iv33zag9r7al88j5riy42ih";
   };
 
   nativeBuildInputs = [ makeWrapper ];