diff --git a/src/driver.cpp b/src/driver.cpp
index e7a4d99..50aeb12 100644
--- a/src/driver.cpp
+++ b/src/driver.cpp
@@ -42,7 +42,7 @@ namespace pds {
                     status = mkdir(m_outputdir.c_str(), 0777);
                     #endif
                     if(status !=0 && errno != EEXIST){
-                        throw DriverException("The folder " + m_outputdir + " does not exist and we we're unable to create it.");
+                        throw DriverException("The folder " + m_outputdir + " does not exist and we're unable to create it.");
                     }
                 }
                 return std::unique_ptr<std::ostream>(new std::ofstream(m_outputdir + "/" + filename));