diff --git a/llvm-gcc-4.2/configure b/llvm-gcc-4.2/configure
index 8856f52..87d2e7d 100755
--- a/llvm-gcc-4.2/configure
+++ b/llvm-gcc-4.2/configure
@@ -3774,7 +3774,7 @@
     # For an installed makeinfo, we require it to be from texinfo 4.4 or
     # higher, else we use the "missing" dummy.
     if ${MAKEINFO} --version \
-       | egrep 'texinfo[^0-9]*([1-3][0-9]|4\.[4-9]|[5-9])' >/dev/null 2>&1; then
+       | egrep 'texinfo[^0-9]*([1-3][0-9]|4\.([4-9]|[1-9][0-9])|[5-9])' >/dev/null 2>&1; then
       :
     else
       MAKEINFO="$MISSING makeinfo"