1 files changed, 1 insertions, 1 deletions

diff --git a/src/Workspace.cc b/src/Workspace.cc
index b874391..343772a 100644
--- a/src/Workspace.cc
+++ b/src/Workspace.cc
@@ -264,7 +264,7 @@ void Workspace::reconfigure() {
     }
 }
 
-int Workspace::numberOfWindows() const {
+size_t Workspace::numberOfWindows() const {
     return m_windowlist.size();
 }