diff --git a/pkgs/by-name/va/valkey/package.nix b/pkgs/by-name/va/valkey/package.nix
index 5898430b732d..b0b0c1065f4e 100644
--- a/pkgs/by-name/va/valkey/package.nix
+++ b/pkgs/by-name/va/valkey/package.nix
@@ -2,7 +2,6 @@
   lib,
   stdenv,
   fetchFromGitHub,
-  fetchpatch,
   lua,
   jemalloc,
   pkg-config,
@@ -25,13 +24,13 @@
 
 stdenv.mkDerivation (finalAttrs: {
   pname = "valkey";
-  version = "9.0.4";
+  version = "9.1.0";
 
   src = fetchFromGitHub {
     owner = "valkey-io";
     repo = "valkey";
     rev = finalAttrs.version;
-    hash = "sha256-FDm6i6G6h9WapMTj7ke4YtOjZ4rwIJZGONunQi0v7CE=";
+    hash = "sha256-RMZz83fycpOTPWB1dIXU0/hdh4ZGC+6JhCws8htAQ5E=";
   };
 
   patches = lib.optional useSystemJemalloc ./use_system_jemalloc.patch;
@@ -94,13 +93,14 @@ stdenv.mkDerivation (finalAttrs: {
     fi
 
     # Skip some more flaky tests.
-    # Skip test requiring custom jemalloc (unit/memefficiency).
+    # Skip test requiring custom jemalloc (unit/memefficiency, unit/type/string).
     ./runtest \
       --no-latency \
       --timeout 2000 \
       --clients "$CLIENTS" \
       --tags -leaks \
       --skipunit unit/memefficiency \
+      --skipunit unit/type/string \
       --skipunit integration/failover \
       --skipunit integration/aof-multi-part