diff --git a/Frameworks/version/src/version.cc b/Frameworks/version/src/version.cc
index 4c98a3fd..614ad8bb 100644
--- a/Frameworks/version/src/version.cc
+++ b/Frameworks/version/src/version.cc
@@ -2,7 +2,7 @@
 
 static bool is_numeric (std::string const& str)
 {
-	return str.find_first_not_of("0123456789") == std::string::npos;
+	return !str.empty() && str.find_first_not_of("0123456789") == std::string::npos;
 }
 
 static std::vector<std::string> components (std::string const& str)