diff --git a/packages/network/libnfs/build b/packages/network/libnfs/build
index a54c16c895..77d6fe1ffa 100755
--- a/packages/network/libnfs/build
+++ b/packages/network/libnfs/build
@@ -25,9 +25,10 @@
 # libnfs fails to build with LTO support
   strip_lto
 
+export CFLAGS="$CFLAGS -D_FILE_OFFSET_BITS=64"
+
 cd $PKG_BUILD
-./configure CFLAGS="$CFLAGS -D_FILE_OFFSET_BITS=64" \
-            --host=$TARGET_NAME \
+./configure --host=$TARGET_NAME \
             --build=$HOST_NAME \
             --prefix=/usr \
             --libdir=/usr/lib \