diff --git a/cmake/config.h.in b/cmake/config.h.in
index 2770b9c..78d63af 100644
--- a/cmake/config.h.in
+++ b/cmake/config.h.in
@@ -1,3 +1,11 @@
 #pragma once
 
+#cmakedefine CPPLOGGING_HAS_CPPCORE
 #cmakedefine CPPLOGGING_HAS_NLOHMANN_JSON
+
+#ifdef CPPCURL_HAS_CPPCORE
+    #include <cppcore/conversion/convert_cast.h>
+    #define cpplogging_convert_cast ::cppcore::convert_cast
+#else
+    #define cpplogging_convert_cast static_cast
+#endif
diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 11ab077..fc2ef72 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -4,6 +4,11 @@ Include                     ( cotire        OPTIONAL RESULT_VARIABLE HAS_COTIRE
 Include                     ( pedantic      OPTIONAL RESULT_VARIABLE HAS_PEDANTIC )
 Include                     ( strip_symbols OPTIONAL RESULT_VARIABLE HAS_STRIP_SYMBOLS )
 
+Find_Package                ( cppcore QUIET )
+If                          ( cppcore )
+    Set                         ( CPPLOGGING_HAS_CPPCORE true )
+EndIf                       ( )
+
 Find_Package                ( nlohmann_json QUIET )
 If                          ( nlohmann_json_FOUND )
     Set                         ( CPPLOGGING_HAS_NLOHMANN_JSON true )
diff --git a/src/cpplogging/manager/consumer/formatting.cpp b/src/cpplogging/manager/consumer/formatting.cpp
index a21b0a1..9f8edba 100644
--- a/src/cpplogging/manager/consumer/formatting.cpp
+++ b/src/cpplogging/manager/consumer/formatting.cpp
@@ -144,7 +144,7 @@ consumer::format_type consumer::parse_format(const std::string& format)
                 if (s < c)
                 {
                     if (!ret.empty() && !ret.back().empty() && *ret.back().c_str() != '\0')
-                        ret.back() += std::string(s, static_cast<size_t>(c - s - 1));
+                        ret.back() += std::string(s, cpplogging_convert_cast<size_t>(c - s - 1));
                     else
                         ret.emplace_back(s, c - s);
                 }
@@ -174,7 +174,7 @@ consumer::format_type consumer::parse_format(const std::string& format)
                         if (s + 1 < c)
                         {
                             if (!ret.empty() && !ret.back().empty() && *ret.back().c_str() != '\0')
-                                ret.back() += std::string(s, static_cast<size_t>(c - s - 1));
+                                ret.back() += std::string(s, cpplogging_convert_cast<size_t>(c - s - 1));
                             else
                                 ret.emplace_back(s, c - s - 1);
                         }
@@ -197,7 +197,7 @@ consumer::format_type consumer::parse_format(const std::string& format)
                     /* if we are in 'is_in_token' we extract the token and switch to 'is_in_format' */
                     case parser_state::is_in_token:
                         state = parser_state::is_in_format;
-                        item.token = value_token_map.get_token(std::string(x, static_cast<size_t>(c - x)));
+                        item.token = value_token_map.get_token(std::string(x, cpplogging_convert_cast<size_t>(c - x)));
                         if (item.token == value_token::unknown)
                         {
                             state = parser_state::is_text;
@@ -270,7 +270,7 @@ consumer::format_type consumer::parse_format(const std::string& format)
                         }
                         else
                         {
-                            item.width = static_cast<uint8_t>(u);
+                            item.width = cpplogging_convert_cast<uint8_t>(u);
                             x = c + 1;
                             state = parser_state::is_in_format_dot;
                         }
@@ -326,9 +326,9 @@ consumer::format_type consumer::parse_format(const std::string& format)
                         else
                         {
                             if (state == parser_state::is_in_format_dot)
-                                item.precision = static_cast<uint8_t>(u);
+                                item.precision = cpplogging_convert_cast<uint8_t>(u);
                             else
-                                item.width = static_cast<uint8_t>(u);
+                                item.width = cpplogging_convert_cast<uint8_t>(u);
 
                             /* set the type and switch to 'is_in_format_type' */
                             x = c + 1;
@@ -360,7 +360,7 @@ consumer::format_type consumer::parse_format(const std::string& format)
                     /* if we are in 'is_in_token' we extract the token, add the item and switch to 'is_text' */
                     case parser_state::is_in_token:
                         state = parser_state::is_text;
-                        item.token = value_token_map.get_token(std::string(x, static_cast<size_t>(c - x)));
+                        item.token = value_token_map.get_token(std::string(x, cpplogging_convert_cast<size_t>(c - x)));
                         if (item.token == value_token::unknown)
                         {
                             state = parser_state::is_text;
@@ -390,9 +390,9 @@ consumer::format_type consumer::parse_format(const std::string& format)
                         if (x != tmp && x <= c)
                         {
                             if (state == parser_state::is_in_format_dot)
-                                item.precision = static_cast<uint8_t>(u);
+                                item.precision = cpplogging_convert_cast<uint8_t>(u);
                             else
-                                item.width = static_cast<uint8_t>(u);
+                                item.width = cpplogging_convert_cast<uint8_t>(u);
                             ret.emplace_back(item.as_string());
                         }
                         item.reset();
@@ -482,7 +482,7 @@ void consumer::write_formatted(const log_entry& e, const format_type& f, std::os
                 switch (i.format)
                 {
                     case value_format::decimal:
-                        os << static_cast<int>(e.level);
+                        os << cpplogging_convert_cast<int>(e.level);
                         break;
                     case value_format::string_upper:
                         switch (e.level)
diff --git a/test/CMakeLists.txt b/test/CMakeLists.txt
index 427a008..aa7abc8 100644
--- a/test/CMakeLists.txt
+++ b/test/CMakeLists.txt
@@ -45,7 +45,7 @@ ForEach                     ( FILE IN LISTS CPPLOGGING_TEST_SOURCE_FILES )
 
     # test
     If                          ( HAS_CMAKE_TESTS )
-        Add_CMake_Test              ( NAME ${TEST_NAME} TARGET ${TEST_NAME} )
+        Add_CMake_Test              ( NAME ${TEST_NAME} TARGET ${TEST_NAME} GROUP cpplogging )
     Else                        ( )
         Add_Test                    ( NAME ${TEST_NAME} COMMAND ${TEST_NAME} WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR} )
     EndIf                       ( )