diff --git a/mingw-harfbuzz.spec b/mingw-harfbuzz.spec
index 168b594..276f8e0 100644
--- a/mingw-harfbuzz.spec
+++ b/mingw-harfbuzz.spec
@@ -84,7 +84,8 @@ autoreconf -i --force
 
 %build
 %mingw_configure --enable-shared --enable-static --enable-delay-load
-%mingw_make_build V=1
+# Parallel build occasionally fails
+%mingw_make_build V=1 || make
 
 
 %install