diff --git a/include/openmc/vector.h b/include/openmc/vector.h
index 82f7fffa1..a67eccc46 100644
--- a/include/openmc/vector.h
+++ b/include/openmc/vector.h
@@ -17,7 +17,7 @@
 #include <vector>
 
 namespace openmc {
-using vector;
+using std::vector;
 }
 
 #endif // OPENMC_VECTOR_H