diff --git a/CMakeLists.txt b/CMakeLists.txt
index 474437f..1e5adfe 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -41,11 +41,13 @@ macro_ensure_out_of_source_build("${PROJECT_NAME} requires an out of source buil
 # Copy library files to a lib sub-directory
 set(CMAKE_LIBRARY_OUTPUT_DIRECTORY "${CMAKE_BINARY_DIR}/lib")
 
+set(LIBSSH_PC_LIBS_PRIVATE "")
 set(LIBSSSH_PC_REQUIRES_PRIVATE "")
 
 # search for libraries
 if (WITH_ZLIB)
     find_package(ZLIB REQUIRED)
+    string(APPEND LIBSSH_PC_REQUIRES_PRIVATE "zlib")
 endif (WITH_ZLIB)
 
 if (WITH_GCRYPT)
@@ -55,6 +57,7 @@ elseif(WITH_MBEDTLS)
     find_package(MbedTLS REQUIRED)
 else()
   find_package(OpenSSL 1.1.1 REQUIRED)
+  string(APPEND LIBSSH_PC_REQUIRES_PRIVATE " libcrypto")
 endif()
 
 if (UNIT_TESTING)
@@ -109,7 +112,7 @@ add_subdirectory(include)
 add_subdirectory(src)
 
 # pkg-config file
-if (UNIX OR MINGW)
+if (1)
 configure_file(libssh.pc.cmake ${CMAKE_CURRENT_BINARY_DIR}/libssh.pc @ONLY)
 install(
   FILES
@@ -119,7 +122,7 @@ install(
   COMPONENT
     pkgconfig
 )
-endif (UNIX OR MINGW)
+endif (1)
 
 # CMake config files
 include(CMakePackageConfigHelpers)
diff --git a/libssh.pc.cmake b/libssh.pc.cmake
index 970db5e..df65d5d 100644
--- a/libssh.pc.cmake
+++ b/libssh.pc.cmake
@@ -9,3 +9,4 @@ Version: @PROJECT_VERSION@
 Libs: -L${libdir} -lssh
 Cflags: -I${includedir}
 Requires.private: @LIBSSH_PC_REQUIRES_PRIVATE@
+Libs.private: @LIBSSH_PC_LIBS_PRIVATE@
diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index a46f585..691df37 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -54,6 +54,8 @@ if (MINGW AND Threads_FOUND)
     ${LIBSSH_LINK_LIBRARIES}
     Threads::Threads
   )
+  string(APPEND LIBSSH_PC_LIBS_PRIVATE " ${CMAKE_THREAD_LIBS_INIT}")
+  set(LIBSSH_PC_LIBS_PRIVATE "${LIBSSH_PC_LIBS_PRIVATE}" PARENT_SCOPE)
 endif()
 
 if (HAVE_LIBFIDO2)
@@ -76,6 +78,8 @@ if (WIN32)
     iphlpapi
     ws2_32
   )
+  string(APPEND LIBSSH_PC_LIBS_PRIVATE " -liphlpapi -lws2_32 -lshell32 -ladvapi32")
+  set(LIBSSH_PC_LIBS_PRIVATE "${LIBSSH_PC_LIBS_PRIVATE}" PARENT_SCOPE)
 endif (WIN32)
 
 if (BUILD_STATIC_LIB)