diff --git a/src/rpc/RPCCenter.cpp b/src/rpc/RPCCenter.cpp
index 74e079b1..ce2e9bb1 100644
--- a/src/rpc/RPCCenter.cpp
+++ b/src/rpc/RPCCenter.cpp
@@ -29,7 +29,7 @@ namespace {
 std::unordered_set<std::string_view> const&
 handledRpcs()
 {
-    static std::unordered_set<std::string_view> kHANDLED_RPCS = {
+    static std::unordered_set<std::string_view> const kHANDLED_RPCS = {
         "account_channels",
         "account_currencies",
         "account_info",
diff --git a/src/web/dosguard/Weights.cpp b/src/web/dosguard/Weights.cpp
index bed67ffe..e15a0e40 100644
--- a/src/web/dosguard/Weights.cpp
+++ b/src/web/dosguard/Weights.cpp
@@ -66,7 +66,7 @@ Weights::requestWeight(boost::json::object const& request) const
         return defaultWeight_;
     }
 
-    std::string_view cmd =
+    std::string_view const cmd =
         request.contains(JS(method)) ? request.at(JS(method)).as_string() : request.at(JS(command)).as_string();
 
     auto it = weights_.find(cmd);
diff --git a/src/web/impl/WsBase.hpp b/src/web/impl/WsBase.hpp
index 6651e4f9..0538a34e 100644
--- a/src/web/impl/WsBase.hpp
+++ b/src/web/impl/WsBase.hpp
@@ -309,7 +309,7 @@ private:
                 e["id"] = request.as_object().at("id");
             e["request"] = std::move(request);
         } catch (std::exception const&) {
-            e["request"] = std::move(requestStr);
+            e["request"] = requestStr;
         }
 
         this->send(std::make_shared<std::string>(boost::json::serialize(e)));
diff --git a/src/web/ng/impl/ConnectionHandler.cpp b/src/web/ng/impl/ConnectionHandler.cpp
index 2bcbfb65..838c4bfb 100644
--- a/src/web/ng/impl/ConnectionHandler.cpp
+++ b/src/web/ng/impl/ConnectionHandler.cpp
@@ -45,7 +45,6 @@
 #include <memory>
 #include <optional>
 #include <string>
-#include <string_view>
 #include <utility>
 
 namespace web::ng::impl {
diff --git a/tests/unit/util/StringHashTests.cpp b/tests/unit/util/StringHashTests.cpp
index af16efc8..0be36452 100644
--- a/tests/unit/util/StringHashTests.cpp
+++ b/tests/unit/util/StringHashTests.cpp
@@ -30,7 +30,7 @@ using namespace util;
 
 TEST(StringHashTest, HashesConsistently)
 {
-    StringHash hasher;
+    StringHash const hasher;
 
     std::string const stdString = "test string";
     std::string_view const strView = "test string";
@@ -43,7 +43,7 @@ TEST(StringHashTest, HashesConsistently)
 
 TEST(StringHashTest, TransparentLookup)
 {
-    std::unordered_set<std::string, StringHash, std::equal_to<>> stringSet{"hello world"};
+    std::unordered_set<std::string, StringHash, std::equal_to<>> const stringSet{"hello world"};
 
     std::string const stdString = "hello world";
     std::string_view const strView = "hello world";
@@ -58,7 +58,7 @@ TEST(StringHashTest, TransparentLookup)
 
 TEST(StringHashTest, EmptyStrings)
 {
-    StringHash hasher;
+    StringHash const hasher;
 
     std::string const emptyStdString;
     std::string_view const emptyStrView;
diff --git a/tests/unit/util/newconfig/ConfigConstraintsTests.cpp b/tests/unit/util/newconfig/ConfigConstraintsTests.cpp
index 911ac29d..173d125b 100644
--- a/tests/unit/util/newconfig/ConfigConstraintsTests.cpp
+++ b/tests/unit/util/newconfig/ConfigConstraintsTests.cpp
@@ -28,7 +28,7 @@ struct RpcNameConstraintTest : testing::Test {};
 
 TEST_F(RpcNameConstraintTest, WrongType)
 {
-    Value value{1};
+    Value const value{1};
     auto const maybeError = gRpcNameConstraint.checkConstraint(value);
     ASSERT_TRUE(maybeError.has_value());
     EXPECT_EQ(maybeError->error, "RPC command name must be a string");
@@ -36,7 +36,7 @@ TEST_F(RpcNameConstraintTest, WrongType)
 
 TEST_F(RpcNameConstraintTest, WrongValue)
 {
-    Value value{"non_existing_rpc"};
+    Value const value{"non_existing_rpc"};
     auto const maybeError = gRpcNameConstraint.checkConstraint(value);
     ASSERT_TRUE(maybeError.has_value());
     EXPECT_EQ(maybeError->error, "Invalid RPC command name");
@@ -44,7 +44,7 @@ TEST_F(RpcNameConstraintTest, WrongValue)
 
 TEST_F(RpcNameConstraintTest, CorrectValue)
 {
-    Value value{"server_info"};
+    Value const value{"server_info"};
     auto const maybeError = gRpcNameConstraint.checkConstraint(value);
     ASSERT_FALSE(maybeError.has_value());
 }