diff --git a/src/simulators/statevector/statevector_state.hpp b/src/simulators/statevector/statevector_state.hpp
index 0cfbd2963c..00b1e1711e 100755
--- a/src/simulators/statevector/statevector_state.hpp
+++ b/src/simulators/statevector/statevector_state.hpp
@@ -173,7 +173,7 @@ class State : public QuantumState::State<statevec_t> {
   // Apply instructions
   //-----------------------------------------------------------------------
 
-  // Applies a sypported Gate operation to the state class.
+  // Applies a supported Gate operation to the state class.
   // If the input is not in allowed_gates an exeption will be raised.
   void apply_gate(const Operations::Op &op);