diff --git a/config.lib b/config.lib
index aabfdd1d80..80f0d9aabb 100644
--- a/config.lib
+++ b/config.lib
@@ -1064,6 +1064,8 @@ check_params() {
 		log 1 "checking revision... git detection"
 	elif [ -d "$ROOT_DIR/.hg" ] && [ -n "`HGPLAIN= hg help 2>/dev/null`" ]; then
 		log 1 "checking revision... hg detection"
+	elif [ -f "$ROOT_DIR/.ottdrev-vc" ]; then
+		log 1 "checking revision... source release version"
 	elif [ -f "$ROOT_DIR/.ottdrev" ]; then
 		log 1 "checking revision... source tarball"
 	else
diff --git a/version_utils.sh b/version_utils.sh
index a7df83bcd4..c0030f8a50 100755
--- a/version_utils.sh
+++ b/version_utils.sh
@@ -90,7 +90,7 @@ function read_source {
 	handle_source "Makefile.src.in" "$1"
 	while IFS=$'\n' read -r line; do
 		handle_source "src/$line" "$1"
-	done < <( sed -e 's/^[ \t]*//; s/[ \t]*$//;' -e '/^$/ d;' -e '/^#/ d;' -e '/^..\// d;' "source.list" )
+	done < <( sed -e 's/^[ \t]*//; s/[ \t]*$//;' -e '/^$/ d;' -e '/^#/ d;' -e '/^..\// d;' -e 's/^rev.cpp$/rev.cpp.in/;' "source.list" )
 }
 
 if [ -z "$HASH" -a -z "$NAMES" -a -z "$HASHLIST" -a -z "$TESTOK" -a -z "$WRITE" -a -z "$RELEASETAG" ]; then