diff --git a/cmake/SelectRegex.cmake b/cmake/SelectRegex.cmake
index f2a41b593..5dbd8182e 100644
--- a/cmake/SelectRegex.cmake
+++ b/cmake/SelectRegex.cmake
@@ -55,6 +55,7 @@ elseif(USE_REGEX STREQUAL "regcomp")
 elseif(USE_REGEX STREQUAL "builtin")
 	add_feature_info("Regular expressions" ON "using bundled implementation")
 	set(GIT_REGEX_BUILTIN 1)
+	add_definitions(-DPCRE2_STATIC)
 
 	add_subdirectory("${PROJECT_SOURCE_DIR}/deps/pcre2" "${PROJECT_BINARY_DIR}/deps/pcre2")
 	list(APPEND LIBGIT2_DEPENDENCY_INCLUDES "${PROJECT_SOURCE_DIR}/deps/pcre2")
diff --git a/deps/pcre2/CMakeLists.txt b/deps/pcre2/CMakeLists.txt
index 90fe0dbd8..a282c99b2 100644
--- a/deps/pcre2/CMakeLists.txt
+++ b/deps/pcre2/CMakeLists.txt
@@ -103,6 +103,7 @@ set(PCRE2POSIX_SOURCES pcre2posix.c)
 
 add_definitions(-DHAVE_CONFIG_H)
 add_definitions(-DPCRE2_CODE_UNIT_WIDTH=8)
+add_definitions(-DPCRE2_STATIC)
 
 if(MSVC)
   add_compile_definitions(_CRT_SECURE_NO_DEPRECATE _CRT_SECURE_NO_WARNINGS)
diff --git a/deps/pcre2/pcre2.h b/deps/pcre2/pcre2.h
index 3a129f059..e97c1693b 100644
--- a/deps/pcre2/pcre2.h
+++ b/deps/pcre2/pcre2.h
@@ -53,11 +53,6 @@ don't change existing definitions of PCRE2_EXP_DECL.
 
 By default, we use the standard "extern" declarations. */
 
-/* libgit2 uses pcre2 as an object library */
-#if defined(__MINGW32__)
-# define PCRE2_EXP_DECL
-#endif
-
 #ifndef PCRE2_EXP_DECL
 #  if defined(_WIN32) && !defined(PCRE2_STATIC)
 #    define PCRE2_EXP_DECL  extern __declspec(dllimport)
diff --git a/deps/pcre2/pcre2_internal.h b/deps/pcre2/pcre2_internal.h
index 83c8cfe47..aa7940957 100644
--- a/deps/pcre2/pcre2_internal.h
+++ b/deps/pcre2/pcre2_internal.h
@@ -151,11 +151,6 @@ only if it is not already set. */
 #error This project uses C99. C++ is not supported.
 #endif
 
-/* libgit2 uses pcre2 as an object library */
-#if defined(__MINGW32__)
-# define PCRE2_EXP_DECL
-#endif
-
 #ifndef PCRE2_EXP_DECL
 #  if defined(_WIN32) && !defined(PCRE2_STATIC)
 #    define PCRE2_EXP_DECL  extern __declspec(dllexport)