diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 0fdaf8e4d108..7e1cb3ca6557 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -14975,7 +14975,8 @@ with pkgs;
     qt = qt4;
   };
 
-  qsyncthingtray = libsForQt5.callPackage ../applications/misc/qsyncthingtray { };
+  # 0.5.7 segfaults when opening the main panel with qt 5.7
+  qsyncthingtray = libsForQt56.callPackage ../applications/misc/qsyncthingtray { };
 
   qsynth = callPackage ../applications/audio/qsynth { };