diff --git a/configure/os/CONFIG.win32-x86.win32-x86 b/configure/os/CONFIG.win32-x86.win32-x86
index f92856205..c3b780c3e 100644
--- a/configure/os/CONFIG.win32-x86.win32-x86
+++ b/configure/os/CONFIG.win32-x86.win32-x86
@@ -140,20 +140,6 @@ STATIC_LDLIBS_NO=
 STATIC_LDFLAGS=
 RANLIB=
 
-#
-# option needed for parallel builds with Visual Studio 2013 onward
-# VS2012 and above have VisualStudioVersion, so just need to exclude 2012 (11.0)
-# -FS Force Synchronous PDB Writes
-#
-ifneq ($(VisualStudioVersion),)
-ifneq ($(VisualStudioVersion),11.0)
-  OPT_CXXFLAGS_NO += -FS
-  OPT_CFLAGS_NO += -FS
-endif
-endif
-
-
-#
 # add -profile here to run the ms profiler
 # -LTCG whole program optimization
 # -incremental:no full linking