diff --git a/build/cmake/init.cmake b/build/cmake/init.cmake
index deb6cbdc06..96bd16e0cd 100644
--- a/build/cmake/init.cmake
+++ b/build/cmake/init.cmake
@@ -44,7 +44,7 @@ if(MSVC)
 elseif(("${CMAKE_CXX_COMPILER_ID}" STREQUAL "GNU") OR ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "Clang"))
     if(wxBUILD_USE_STATIC_RUNTIME)
         if(MINGW)
-            set(STATIC_LINKER_FLAGS " -static -Wl,--exclude-libs=libgcc_eh.a")
+            set(STATIC_LINKER_FLAGS " -static -Wl,--exclude-libs=libgcc_eh.a -Wl,--exclude-libs=libpthread.a")
         else()
             set(STATIC_LINKER_FLAGS " -static-libgcc -static-libstdc++")
         endif()