diff --git a/source/packaging/manifest.cpp b/source/packaging/manifest.cpp
index 6bab2afe..48af8d0a 100644
--- a/source/packaging/manifest.cpp
+++ b/source/packaging/manifest.cpp
@@ -61,7 +61,11 @@ path manifest::canonicalize(const std::vector<xlnt::relationship> &rels) const
 
         if (component == "..")
         {
-            absolute_parts.pop_back();
+            if (absolute_parts.size() > 0)
+            {
+                absolute_parts.pop_back();
+            }
+
             continue;
         }