1 files changed, 5 insertions, 0 deletions

diff --git a/src/WinClient.cc b/src/WinClient.cc
index 83637e2..fb9fec6 100644
--- a/src/WinClient.cc
+++ b/src/WinClient.cc
@@ -508,6 +508,11 @@ void WinClient::updateWMNormalHints() {
         } else
             width_inc = height_inc = 1;
 
+        if (width_inc == 0)
+            width_inc = 1;
+        if (height_inc == 0)
+            height_inc = 1;
+
         if (sizehint.flags & PAspect) {
             min_aspect_x = sizehint.min_aspect.x;
             min_aspect_y = sizehint.min_aspect.y;