diff --git a/require/macfuse.rb b/require/macfuse.rb
index 0c6feef..4620422 100644
--- a/require/macfuse.rb
+++ b/require/macfuse.rb
@@ -95,15 +95,19 @@ class Formula
   def setup_fuse_flags
     ENV.append "CFLAGS", "-I#{alt_fuse_root}/include"
     ENV.append "CFLAGS", "-I#{alt_fuse_root}/include/fuse"
+    ENV.append "CFLAGS", "-D_FILE_OFFSET_BITS=64"
     ENV.append "CFLAGS", "-D_USE_FILE_OFFSET_BITS=64"
     ENV.append "CPPFLAGS", "-I#{alt_fuse_root}/include"
     ENV.append "CPPFLAGS", "-I#{alt_fuse_root}/include/fuse"
+    ENV.append "CPPFLAGS", "-D_FILE_OFFSET_BITS=64"
     ENV.append "CPPFLAGS", "-D_USE_FILE_OFFSET_BITS=64"
     ENV.append "CXXFLAGS", "-I#{alt_fuse_root}/include"
     ENV.append "CXXFLAGS", "-I#{alt_fuse_root}/include/fuse"
+    ENV.append "CXXFLAGS", "-D_FILE_OFFSET_BITS=64"
     ENV.append "CXXFLAGS", "-D_USE_FILE_OFFSET_BITS=64"
     ENV.append "LDFLAGS", "-L#{alt_fuse_root}/lib"
     ENV.append "CGO_CPPFLAGS", "-I#{alt_fuse_root}/include"
+    ENV.append "CGO_CPPFLAGS", "-D_FILE_OFFSET_BITS=64"
     ENV.append "CGO_CPPFLAGS", "-D_USE_FILE_OFFSET_BITS=64"
     ENV.append "CGO_LDFLAGS", "-L#{alt_fuse_root}/lib"
     odebug "PKG_CONFIG = #{ENV.fetch("PKG_CONFIG", nil)}"