diff --git a/mingw-w64-libmongoose-git/PKGBUILD b/mingw-w64-libmongoose-git/PKGBUILD
index ada5676995..72626ff06b 100644
--- a/mingw-w64-libmongoose-git/PKGBUILD
+++ b/mingw-w64-libmongoose-git/PKGBUILD
@@ -5,7 +5,7 @@ url='https://github.com/cesanta/mongoose'
 pkgdesc='Embedded web server for C/C++ (mingw-w64)'
 license=('GPL2')
 arch=('any')
-pkgver=r1767.2ff2c36
+pkgver=r1771.b8dfb69
 pkgrel=1
 
 pkgname=(${MINGW_PACKAGE_PREFIX}-${_realname}-git)
@@ -23,8 +23,7 @@ pkgver() {
 build() {
     cd "${srcdir}/${_realname}"
     # See https://github.com/cesanta/mongoose/issues/326
-    # See https://github.com/cesanta/mongoose/issues/506
-    gcc -c -DFD_SETSIZE=1024 mongoose.c -o mongoose.o
+    gcc -c mongoose.c -o mongoose.o
     ar rcs libmongoose.a mongoose.o
     gcc -shared -o libmongoose.dll mongoose.o -Wl,--out-implib,libmongoose.dll.a -lws2_32
 }