--- a/CMakeLists.txt	2022-01-08 00:37:08.165330523 +0100
+++ b/CMakeLists.txt	2022-01-08 00:52:41.163585173 +0100
@@ -54,6 +54,7 @@
 
 option(USE_SHARED_CMARK   "Use your installed copy of cmark" off)
 option(USE_SHARED_CURL    "Use your installed copy of curl" off)
+option(USE_SHARED_FMT     "Use your installed copy of fmt" off)
 option(USE_SHARED_GIFLIB  "Use your installed copy of giflib" off)
 option(USE_SHARED_JPEGLIB "Use your installed copy of jpeglib" off)
 option(USE_SHARED_ZLIB    "Use your installed copy of zlib" off)
@@ -165,6 +165,7 @@
 set(SOURCE_DATA_DIR     ${CMAKE_CURRENT_SOURCE_DIR}/data)
 set(CMARK_DIR           ${CMAKE_CURRENT_SOURCE_DIR}/third_party/cmark)
 set(CURL_DIR            ${CMAKE_CURRENT_SOURCE_DIR}/third_party/curl)
+set(FMT_DIR             ${CMAKE_CURRENT_SOURCE_DIR}/third_party/fmt)
 set(GIFLIB_DIR          ${CMAKE_CURRENT_SOURCE_DIR}/third_party/giflib)
 set(LIBJPEG_DIR         ${CMAKE_CURRENT_SOURCE_DIR}/third_party/jpeg)
 set(LIBPNG_DIR          ${CMAKE_CURRENT_SOURCE_DIR}/third_party/libpng)
@@ -204,6 +205,15 @@
   set(CURL_STATICLIB ON BOOL)
 endif()
 
+if(USE_SHARED_FMT)
+  find_package(FMT REQUIRED)
+  set(FMT_LIBRARIES fmt::fmt)
+else()
+  set(FMT_FOUND)
+  set(FMT_LIBRARIES fmt)
+  # No need to include extra directories, actually
+endif()
+
 # zlib
 if(USE_SHARED_ZLIB)
   find_package(ZLIB REQUIRED)
--- a/src/app/CMakeLists.txt	2022-01-08 00:37:07.378671200 +0100
+++ b/src/app/CMakeLists.txt	2022-01-08 00:53:13.669969512 +0100
@@ -698,7 +698,7 @@
   ${HARFBUZZ_LIBRARIES}
   json11
   archive_static
-  fmt
+  ${FMT_LIBRARIES}
   tinyexpr)
 
 if(ENABLE_PSD)
--- a/src/dio/CMakeLists.txt	2022-01-08 00:41:50.712726972 +0100
+++ b/src/dio/CMakeLists.txt	2022-01-08 00:53:39.936408022 +0100
@@ -10,7 +10,7 @@
 
 target_link_libraries(dio-lib
   ${ZLIB_LIBRARIES}
-  fmt
+  ${FMT_LIBRARIES}
   flic-lib
   laf-base
   fixmath-lib
--- a/third_party/CMakeLists.txt	2022-01-08 00:37:08.165330523 +0100
+++ b/third_party/CMakeLists.txt	2022-01-08 00:54:30.455969136 +0100
@@ -106,7 +106,10 @@
 endif()
 
 add_subdirectory(simpleini)
-add_subdirectory(fmt)
+
+if(NOT USE_SHARED_FMT)
+  add_subdirectory(fmt)
+endif()
 
 # Add cmark without tests
 if(NOT USE_SHARED_CMARK)