diff --git a/Makefile.am b/Makefile.am
index 94937c2..f9763c8 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -684,9 +684,11 @@ end
 endef
 
 static_lib: libmemkind.la
-	bash -c "ar -M < <(echo -e '$(ar_prog)')"
+	echo -e "$(ar_prog)" > arprog.txt
+	ar -M < arprog.txt
 	cp libmemkind.a .libs/
 	rm libmemkind.a
+	rm arprog.txt
 
 JEMALLOC_CONFIG = --enable-autogen @min_lg_align_opt@ --without-export --with-version=5.3.0-0-g54eaed1d8b56b1aa528be3bdd1877e59c56fa90c \
 			@jemalloc_build_type_flags@  @memkind_initial_exec_tls@ --with-jemalloc-prefix=@memkind_prefix@ \