diff --git a/Gemfile.lock b/Gemfile.lock
index 8c5ae0e5..88f6ab79 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -29,7 +29,7 @@ GEM
     byebug (11.1.3)
     coderay (1.1.3)
     concurrent-ruby (1.2.0)
-    connection_pool (2.3.0)
+    connection_pool (2.4.1)
     google-protobuf (3.21.12)
     google-protobuf (3.21.12-x86_64-darwin)
     google-protobuf (3.21.12-x86_64-linux)
@@ -45,8 +45,8 @@ GEM
       google-protobuf (~> 3.19)
       googleapis-common-protos-types (~> 1.0)
     hiredis (0.6.3)
-    hiredis-client (0.12.1)
-      redis-client (= 0.12.1)
+    hiredis-client (0.18.0)
+      redis-client (= 0.18.0)
     i18n (1.12.0)
       concurrent-ruby (~> 1.0)
     json (2.6.3)
@@ -69,9 +69,9 @@ GEM
     rake (13.0.6)
     rake-compiler (1.2.1)
       rake
-    redis (5.0.6)
-      redis-client (>= 0.9.0)
-    redis-client (0.12.1)
+    redis (5.0.8)
+      redis-client (>= 0.17.0)
+    redis-client (0.18.0)
       connection_pool
     regexp_parser (2.6.1)
     rexml (3.2.5)
@@ -134,4 +134,4 @@ DEPENDENCIES
   webrick
 
 BUNDLED WITH
-   2.4.3
+   2.4.21
diff --git a/gemfiles/redis_5.gemfile.lock b/gemfiles/redis_5.gemfile.lock
index 6683bd70..dbee2d17 100644
--- a/gemfiles/redis_5.gemfile.lock
+++ b/gemfiles/redis_5.gemfile.lock
@@ -1,28 +1,28 @@
 PATH
   remote: ..
   specs:
-    semian (0.16.0)
+    semian (0.20.1)
 
 GEM
   remote: https://rubygems.org/
   specs:
-    connection_pool (2.3.0)
+    connection_pool (2.4.1)
     hiredis (0.6.3)
-    hiredis-client (0.12.1)
-      redis-client (= 0.12.1)
-    minitest (5.17.0)
-    mocha (2.0.2)
+    hiredis-client (0.18.0)
+      redis-client (= 0.18.0)
+    minitest (5.20.0)
+    mocha (2.1.0)
       ruby2_keywords (>= 0.0.5)
-    rake (13.0.6)
-    rake-compiler (1.2.1)
+    rake (13.1.0)
+    rake-compiler (1.2.5)
       rake
-    redis (5.0.6)
-      redis-client (>= 0.9.0)
-    redis-client (0.12.1)
+    redis (5.0.8)
+      redis-client (>= 0.17.0)
+    redis-client (0.18.0)
       connection_pool
     ruby2_keywords (0.0.5)
     toxiproxy (2.0.2)
-    webrick (1.7.0)
+    webrick (1.8.1)
 
 PLATFORMS
   aarch64-linux
@@ -44,4 +44,4 @@ DEPENDENCIES
   webrick
 
 BUNDLED WITH
-   2.4.3
+   2.4.21
diff --git a/lib/semian/redis.rb b/lib/semian/redis.rb
index a7bb1aaf..4ea19422 100644
--- a/lib/semian/redis.rb
+++ b/lib/semian/redis.rb
@@ -4,7 +4,7 @@
 require "redis"
 
 if Redis::VERSION >= "5"
-  gem "redis", ">= 5.0.3"
+  gem "redis", ">= 5.0.7"
   require "semian/redis/v5"
   return
 end
diff --git a/lib/semian/redis/v5.rb b/lib/semian/redis/v5.rb
index 71e5cdc9..032200df 100644
--- a/lib/semian/redis/v5.rb
+++ b/lib/semian/redis/v5.rb
@@ -42,13 +42,11 @@ def semian_identifier
   end
 
   module RedisV5Client
-    private
-
     def translate_error!(error)
       redis_error = translate_error_class(error.class)
       if redis_error < ::Semian::AdapterError
         redis_error = redis_error.new(error.message)
-        redis_error.semian_identifier = semian_identifier
+        redis_error.semian_identifier = error.semian_identifier
       end
       raise redis_error, error.message, error.backtrace
     end
@@ -56,4 +54,4 @@ def translate_error!(error)
 end
 
 ::Redis.prepend(Semian::RedisV5)
-::Redis::Client.prepend(Semian::RedisV5Client)
+::Redis::Client.singleton_class.prepend(Semian::RedisV5Client)