diff --git a/util/epist/epist.cc b/util/epist/epist.cc
index 55e58b58..9db7c1bb 100644
--- a/util/epist/epist.cc
+++ b/util/epist/epist.cc
@@ -231,7 +231,7 @@ void epist::addAction(Action::ActionType act, unsigned int modifiers,
 
 
 void epist::addAction(Action::ActionType act, unsigned int modifiers,
-                      string key, std::string str) {
+                      string key, string str) {
   _actions.push_back(Action(act, XKeysymToKeycode(getXDisplay(),
                                                   XStringToKeysym(key.c_str())),
                             modifiers, str));
diff --git a/util/epist/screen.cc b/util/epist/screen.cc
index 56f64f0c..2a4d5a70 100644
--- a/util/epist/screen.cc
+++ b/util/epist/screen.cc
@@ -453,7 +453,7 @@ void screen::updateActiveWindow() {
 }
 
 
-void screen::execCommand(const std::string &cmd) const {
+void screen::execCommand(const string &cmd) const {
   pid_t pid;
   if ((pid = fork()) == 0) {
     extern char **environ;