diff --git a/simpleble/CMakeLists.txt b/simpleble/CMakeLists.txt
index 1c2cd5c..367672f 100644
--- a/simpleble/CMakeLists.txt
+++ b/simpleble/CMakeLists.txt
@@ -157,15 +157,16 @@ set(SIMPLEBLE_DONGL_SOURCES
     ${CMAKE_CURRENT_SOURCE_DIR}/src/backends/dongl/serial/ProtocolBase.cpp
     ${CMAKE_CURRENT_SOURCE_DIR}/src/backends/dongl/serial/Wire.cpp
 
-    ${CMAKE_CURRENT_SOURCE_DIR}/../dependencies/internal/src/nanopb/pb_common.c
-    ${CMAKE_CURRENT_SOURCE_DIR}/../dependencies/internal/src/nanopb/pb_decode.c
-    ${CMAKE_CURRENT_SOURCE_DIR}/../dependencies/internal/src/nanopb/pb_encode.c
-
     ${CMAKE_CURRENT_SOURCE_DIR}/src/backends/dongl/protocol/d2h.pb.c
     ${CMAKE_CURRENT_SOURCE_DIR}/src/backends/dongl/protocol/h2d.pb.c
     ${CMAKE_CURRENT_SOURCE_DIR}/src/backends/dongl/protocol/basic.pb.c
     ${CMAKE_CURRENT_SOURCE_DIR}/src/backends/dongl/protocol/simpleble.pb.c)
 
+find_package(nanopb CONFIG REQUIRED)
+target_link_libraries(simpleble PRIVATE nanopb::protobuf-nanopb-static)
+find_package(fmt CONFIG REQUIRED)
+target_link_libraries(simpleble PRIVATE $<BUILD_INTERFACE:fmt::fmt-header-only>)
+
 if(SIMPLEBLE_PLAIN)
     list(APPEND SIMPLEBLE_DONGL_SOURCES
         ${CMAKE_CURRENT_SOURCE_DIR}/src/backends/dongl/usb/UsbHelperNull.cpp)
diff --git a/simpleble/cmake/simpleble.pc.in b/simpleble/cmake/simpleble.pc.in
index 538a239..36da3e5 100644
--- a/simpleble/cmake/simpleble.pc.in
+++ b/simpleble/cmake/simpleble.pc.in
@@ -6,6 +6,6 @@ includedir=@CMAKE_INSTALL_FULL_INCLUDEDIR@
 Name: SimpleBLE
 Description: "The ultimate fully-fledged cross-platform library for Bluetooth Low Energy (BLE)."
 Version: @simpleble_VERSION@
-Libs: -L${libdir} -lsimpleble @CMAKE_THREAD_LIBS_INIT@
+Libs: -L${libdir} -lsimpleble @CMAKE_THREAD_LIBS_INIT@ -lprotobuf-nanopb
 Cflags: -I${includedir}
 Conflicts:
\ No newline at end of file