diff --git a/include/nlohmann/json.hpp b/include/nlohmann/json.hpp
index 500fcddf2..0bf165748 100644
--- a/include/nlohmann/json.hpp
+++ b/include/nlohmann/json.hpp
@@ -18,16 +18,6 @@
 #ifndef INCLUDE_NLOHMANN_JSON_HPP_
 #define INCLUDE_NLOHMANN_JSON_HPP_
 
-// Workaround for GCC template redefinition errors in C++ modules
-// When nlohmann/json.hpp is included in a C++20 module preamble after
-// other module imports, GCC may report spurious redefinition errors for
-// STL templates. These pragmas suppress those false positives.
-// See: https://github.com/nlohmann/json/issues/5103
-#if defined(__GNUC__) && !defined(__clang__) && __cplusplus >= 202002L
-    #pragma GCC diagnostic push
-    #pragma GCC diagnostic ignored "-Wignored-attributes"
-#endif
-
 #include <algorithm> // all_of, find, for_each, none_of
 #include <cstddef> // nullptr_t, ptrdiff_t, size_t
 #include <functional> // hash, less
@@ -6619,9 +6609,4 @@ struct formatter<nlohmann::NLOHMANN_BASIC_JSON_TPL, char> // NOLINT(cert-dcl58-c
 
 #include <nlohmann/detail/macro_unscope.hpp>
 
-// End of GCC diagnostic pragmas for C++ modules support
-#if defined(__GNUC__) && !defined(__clang__) && __cplusplus >= 202002L
-    #pragma GCC diagnostic pop
-#endif
-
 #endif  // INCLUDE_NLOHMANN_JSON_HPP_
diff --git a/single_include/nlohmann/json.hpp b/single_include/nlohmann/json.hpp
index e9d09c478..a7b129cce 100644
--- a/single_include/nlohmann/json.hpp
+++ b/single_include/nlohmann/json.hpp
@@ -18,16 +18,6 @@
 #ifndef INCLUDE_NLOHMANN_JSON_HPP_
 #define INCLUDE_NLOHMANN_JSON_HPP_
 
-// Workaround for GCC template redefinition errors in C++ modules
-// When nlohmann/json.hpp is included in a C++20 module preamble after
-// other module imports, GCC may report spurious redefinition errors for
-// STL templates. These pragmas suppress those false positives.
-// See: https://github.com/nlohmann/json/issues/5103
-#if defined(__GNUC__) && !defined(__clang__) && __cplusplus >= 202002L
-    #pragma GCC diagnostic push
-    #pragma GCC diagnostic ignored "-Wignored-attributes"
-#endif
-
 #include <algorithm> // all_of, find, for_each, none_of
 #include <cstddef> // nullptr_t, ptrdiff_t, size_t
 #include <functional> // hash, less
@@ -32919,9 +32909,4 @@ struct formatter<nlohmann::NLOHMANN_BASIC_JSON_TPL, char> // NOLINT(cert-dcl58-c
 
 
 
-// End of GCC diagnostic pragmas for C++ modules support
-#if defined(__GNUC__) && !defined(__clang__) && __cplusplus >= 202002L
-    #pragma GCC diagnostic pop
-#endif
-
 #endif  // INCLUDE_NLOHMANN_JSON_HPP_