diff --git a/src/bin/e_client.c b/src/bin/e_client.c
index 697f55d94..04921edfa 100644
--- a/src/bin/e_client.c
+++ b/src/bin/e_client.c
@@ -4257,8 +4257,10 @@ e_client_unmaximize(E_Client *ec, E_Maximize max)
                   if ((unmax & E_MAXIMIZE_VERTICAL) == E_MAXIMIZE_VERTICAL)
                     {
                        ec->maximized &= ~E_MAXIMIZE_VERTICAL;
-                       ec->maximized &= ~E_MAXIMIZE_LEFT;
-                       ec->maximized &= ~E_MAXIMIZE_RIGHT;
+                       if ((ec->maximized & E_MAXIMIZE_LEFT) == E_MAXIMIZE_LEFT)
+                         ec->maximized &= ~E_MAXIMIZE_LEFT;
+                       if ((ec->maximized & E_MAXIMIZE_RIGHT) == E_MAXIMIZE_RIGHT)
+                         ec->maximized &= ~E_MAXIMIZE_RIGHT;
                     }
                   if ((unmax & E_MAXIMIZE_LEFT) == E_MAXIMIZE_LEFT)
                     ec->maximized &= ~E_MAXIMIZE_LEFT;