diff --git a/llvm/configure b/llvm/configure
index 62828ecd7835..e9d2cd48ce58 100755
--- a/llvm/configure
+++ b/llvm/configure
@@ -4535,7 +4535,7 @@ else
 
 fi
 
-if test -d "CVS" -o -d "${srcdir}/CVS"; then
+if test -d "CVS" -o -d "${srcdir}/CVS" -o -d ".svn" -o -d "${srcdir}/.svn"; then
   cvsbuild="yes"
   optimize="no"
   CVSBUILD=CVSBUILD=1