diff --git a/Makefile b/Makefile
index 518ea5c2d..985bff587 100644
--- a/Makefile
+++ b/Makefile
@@ -106,6 +106,7 @@ clean:
 #------------------------------------------------------------------------------
 ifneq (,$(filter $(shell uname),Linux Darwin GNU/kFreeBSD GNU FreeBSD DragonFly NetBSD))
 HOST_OS = POSIX
+CMAKE_PARAMS = -DZSTD_BUILD_CONTRIB:BOOL=ON
 .PHONY: install uninstall travis-install clangtest gpptest armtest usan asan uasan
 
 install:
@@ -263,7 +264,7 @@ endif
 
 ifneq (,$(filter MSYS%,$(shell uname)))
 HOST_OS = MSYS
-CMAKE_PARAMS = -G"MSYS Makefiles"
+CMAKE_PARAMS = -G"MSYS Makefiles" -DZSTD_MULTITHREAD_SUPPORT:BOOL=OFF
 endif