1 files changed, 1 insertions, 1 deletions

diff --git a/src/Screen.hh b/src/Screen.hh
index 2d20efd..13f2fb9 100644
--- a/src/Screen.hh
+++ b/src/Screen.hh
@@ -175,7 +175,7 @@ public:
     inline int screenNumber() const { return rootWindow().screenNumber(); }
 
     /// @return number of workspaces
-    unsigned int numberOfWorkspaces() const { return m_workspaces_list.size(); }
+    size_t numberOfWorkspaces() const { return m_workspaces_list.size(); }
 
     inline const Icons &iconList() const { return m_icon_list; }
     inline Icons &iconList() { return m_icon_list; }