diff --git a/CMakeLists.txt b/CMakeLists.txt
index 96a495f935bcc..5d957221137fd 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -357,7 +357,6 @@ include(cmake/introspection.cmake)
 include(cmake/crc32c.cmake)
 include(cmake/leveldb.cmake)
 include(cmake/minisketch.cmake)
-include(cmake/secp256k1.cmake)
 
 include(ProcessConfigurations)
 are_flags_overridden(CMAKE_CXX_FLAGS cxx_flags_overridden)
@@ -633,8 +632,6 @@ else()
 endif()
 message("Cross compiling ....................... ${cross_status}")
 message("Preprocessor defined macros ........... ${definitions}")
-message("C compiler ............................ ${CMAKE_C_COMPILER_ID} ${CMAKE_C_COMPILER_VERSION}, ${CMAKE_C_COMPILER}")
-message("CFLAGS ................................ ${CMAKE_C_FLAGS}")
 message("C++ compiler .......................... ${CMAKE_CXX_COMPILER_ID} ${CMAKE_CXX_COMPILER_VERSION}, ${CMAKE_CXX_COMPILER}")
 message("CXXFLAGS .............................. ${CMAKE_CXX_FLAGS}")
 get_target_interface(common_compile_options core_interface COMPILE_OPTIONS)
diff --git a/cmake/module/ProcessConfigurations.cmake b/cmake/module/ProcessConfigurations.cmake
index d460e65fa3783..7d6064e0c9b67 100644
--- a/cmake/module/ProcessConfigurations.cmake
+++ b/cmake/module/ProcessConfigurations.cmake
@@ -144,7 +144,6 @@ function(print_config_flags)
   macro(print_flags config)
     string(TOUPPER "${config}" config_uppercase)
     message(" - Preprocessor defined macros ........ ${definitions_${config_uppercase}}")
-    message(" - CFLAGS ............................. ${CMAKE_C_FLAGS_${config_uppercase}}")
     message(" - CXXFLAGS ........................... ${CMAKE_CXX_FLAGS_${config_uppercase}}")
     message(" - LDFLAGS for executables ............ ${CMAKE_EXE_LINKER_FLAGS_${config_uppercase}}")
     message(" - LDFLAGS for shared libraries ....... ${CMAKE_SHARED_LINKER_FLAGS_${config_uppercase}}")
diff --git a/cmake/secp256k1.cmake b/cmake/secp256k1.cmake
deleted file mode 100644
index 822aa9911a8cf..0000000000000
--- a/cmake/secp256k1.cmake
+++ /dev/null
@@ -1,58 +0,0 @@
-# Copyright (c) 2023-present The Bitcoin Core developers
-# Distributed under the MIT software license, see the accompanying
-# file COPYING or https://opensource.org/license/mit/.
-
-# This file is part of the transition from Autotools to CMake. Once CMake
-# support has been merged we should switch to using the upstream CMake
-# buildsystem.
-
-enable_language(C)
-set(CMAKE_C_STANDARD 90)
-set(CMAKE_C_EXTENSIONS OFF)
-
-include(CheckCSourceCompiles)
-check_c_source_compiles("
-  #include <stdint.h>
-
-  int main()
-  {
-    uint64_t a = 11, tmp;
-    __asm__ __volatile__(\"movq $0x100000000,%1; mulq %%rsi\" : \"+a\"(a) : \"S\"(tmp) : \"cc\", \"%rdx\");
-  }
-  " HAVE_64BIT_ASM
-)
-
-add_library(secp256k1 STATIC EXCLUDE_FROM_ALL
-  ${PROJECT_SOURCE_DIR}/src/secp256k1/src/secp256k1.c
-  ${PROJECT_SOURCE_DIR}/src/secp256k1/src/precomputed_ecmult.c
-  ${PROJECT_SOURCE_DIR}/src/secp256k1/src/precomputed_ecmult_gen.c
-)
-
-target_compile_definitions(secp256k1
-  PRIVATE
-    ECMULT_GEN_PREC_BITS=4
-    ECMULT_WINDOW_SIZE=15
-    ENABLE_MODULE_RECOVERY
-    ENABLE_MODULE_SCHNORRSIG
-    ENABLE_MODULE_EXTRAKEYS
-    ENABLE_MODULE_ELLSWIFT
-    $<$<BOOL:${HAVE_64BIT_ASM}>:USE_ASM_X86_64=1>
-  INTERFACE
-    $<$<PLATFORM_ID:Windows>:SECP256K1_STATIC>
-)
-
-target_include_directories(secp256k1
-  PUBLIC
-    $<BUILD_INTERFACE:${PROJECT_SOURCE_DIR}/src/secp256k1/include>
-)
-
-if(MSVC)
-  target_compile_options(secp256k1
-    PRIVATE
-      /wd4146
-      /wd4244
-      /wd4267
-  )
-endif()
-
-target_link_libraries(secp256k1 PRIVATE core_base_interface)
diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 0646f419affb7..477e5adbbfd4a 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -1,10 +1,20 @@
-# Copyright (c) 2023 The Bitcoin Core developers
+# Copyright (c) 2024-present The Bitcoin Core developers
 # Distributed under the MIT software license, see the accompanying
-# file COPYING or http://www.opensource.org/licenses/mit-license.php.
+# file COPYING or https://opensource.org/license/mit/.
 
 include(GNUInstallDirs)
 include(AddWindowsResources)
 
+option(SECP256K1_DISABLE_SHARED "" ON)
+option(SECP256K1_ENABLE_MODULE_ECDH "" OFF)
+option(SECP256K1_ENABLE_MODULE_RECOVERY "" ON)
+option(SECP256K1_BUILD_BENCHMARK "" OFF)
+option(SECP256K1_BUILD_TESTS "" OFF)
+option(SECP256K1_BUILD_EXHAUSTIVE_TESTS "" OFF)
+option(SECP256K1_BUILD_CTIME_TESTS "" OFF)
+add_subdirectory(secp256k1)
+target_link_libraries(secp256k1 PRIVATE core_base_interface)
+
 configure_file(${CMAKE_SOURCE_DIR}/cmake/bitcoin-config.h.in config/bitcoin-config.h @ONLY)
 add_compile_definitions(HAVE_CONFIG_H)
 include_directories(${CMAKE_CURRENT_BINARY_DIR} ${CMAKE_CURRENT_SOURCE_DIR})