diff --git a/src/parser.cpp b/src/parser.cpp

index 1a74998..a951746 100644

--- a/src/parser.cpp

+++ b/src/parser.cpp

@@ -165,6 +165,7 @@ QString Parser::disassemble(std::weak_ptr<const Program> program, uint32_t instr

                 return QString("Invalid instruction");

         }

     }

+    return QString("Invalid instruction");

 }

 QString Parser::generateEcallString(uint32_t) const {

     return QString("ecall");