AC_SUBST(mono_runtime)
AC_SUBST(mono_runtime_wrapper)
-CSC_LOCATION=`cd $srcdir && pwd`/external/roslyn-binaries/Microsoft.Net.Compilers/3.1.0/csc.exe
-VBCS_LOCATION=`cd $srcdir && pwd`/external/roslyn-binaries/Microsoft.Net.Compilers/3.1.0/VBCSCompiler.exe
+CSC_LOCATION=`cd $srcdir && pwd`/external/roslyn-binaries/Microsoft.Net.Compilers/3.1.0-release/csc.exe
+VBCS_LOCATION=`cd $srcdir && pwd`/external/roslyn-binaries/Microsoft.Net.Compilers/3.1.0-release/VBCSCompiler.exe
if test $csc_compiler = mcs; then
CSC=$mcs_topdir/class/lib/build/mcs.exe