diff --git a/sp/src/devtools/makefile_base_posix.mak b/sp/src/devtools/makefile_base_posix.mak
index 21147f21..ed9467f9 100644
--- a/sp/src/devtools/makefile_base_posix.mak
+++ b/sp/src/devtools/makefile_base_posix.mak
@@ -11,6 +11,6 @@ $(MAKEFILE_LINK): $(shell which $(CXX)) $(THISFILE) $(SRCROOT)/devtools/gcc9+sup
 	@ if [ "$(shell printf "$(shell $(CXX) -dumpversion)\n8" | sort -Vr | head -1)" = 8 ]; then \
 		ln -sf $(MAKEFILE_BASE).default $@ ;\
 	else \
-		$(COMPILE.cpp) -o $(SRCROOT)/devtools/gcc9+support.o $(SRCROOT)/devtools/gcc9+support.cpp &&\
+		$(COMPILE.cpp) -m32 -o $(SRCROOT)/devtools/gcc9+support.o $(SRCROOT)/devtools/gcc9+support.cpp &&\
 		ln -sf $(MAKEFILE_BASE).gcc8 $@ ;\
 	fi