1 files changed, 1 insertions, 1 deletions

diff --git a/src/Screen.cc b/src/Screen.cc
index 4eae1b6..5dd5f9a 100644
--- a/src/Screen.cc
+++ b/src/Screen.cc
@@ -1913,7 +1913,7 @@ void BScreen::nextWorkspace(const int delta) {
  Goes to the workspace "left" of the current
 */
 void BScreen::prevWorkspace(const int delta) {
-    changeWorkspaceID( (currentWorkspaceID() - delta + numberOfWorkspaces()) % numberOfWorkspaces());
+    changeWorkspaceID( (static_cast<signed>(numberOfWorkspaces()) + currentWorkspaceID() - (delta % numberOfWorkspaces())) % numberOfWorkspaces());
 }
 
 /**