diff --git a/CMakeLists.txt b/CMakeLists.txt
index 46848cf..8aa5c62 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -283,14 +283,6 @@ if (NOT USE_APPIMAGE)
   )
 endif ()
 
-# Copy libwinpthread-1.dll which seems not be linkable statically
-if (${CMAKE_SYSTEM_NAME} STREQUAL "Windows" AND MINGW)
-  execute_process (COMMAND cygpath.exe --windows $ENV{MINGW_PREFIX} OUTPUT_VARIABLE MINGW_PATH)
-  string (REGEX REPLACE "[ \t\n\r]+$" "" MINGW_PATH "${MINGW_PATH}")
-  string (REGEX REPLACE "[\\]" "\\\\\\\\" MINGW_PATH "${MINGW_PATH}")
-  install (FILES "${MINGW_PATH}\\\\bin\\\\libwinpthread-1.dll" DESTINATION bin)
-endif ()
-
 #########
 ## Deploy
 #########