diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index ba8b2315727f..67e41855dac1 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -24627,7 +24627,7 @@ with pkgs;
     });
 
   libsForQt5 = recurseIntoAttrs (import ./qt5-packages.nix {
-    inherit lib __splicedPackages makeScopeWithSplicing' generateSplicesForMkScope;
+    inherit lib __splicedPackages makeScopeWithSplicing' generateSplicesForMkScope pkgsBuildHost;
   });
 
   # plasma5Packages maps to the Qt5 packages set that is used to build the plasma5 desktop
diff --git a/pkgs/top-level/qt5-packages.nix b/pkgs/top-level/qt5-packages.nix
index d675c86797db..6a1fe368f34a 100644
--- a/pkgs/top-level/qt5-packages.nix
+++ b/pkgs/top-level/qt5-packages.nix
@@ -10,11 +10,15 @@
 , __splicedPackages
 , makeScopeWithSplicing'
 , generateSplicesForMkScope
+, pkgsBuildHost
 }:
 
 let
   pkgs = __splicedPackages;
-  qt5 = __splicedPackages.qt5;
+  # qt5 set should not be pre-spliced to prevent spliced packages being a part of an unspliced set
+  # 'pkgsCross.aarch64-multiplatform.pkgsBuildTarget.targetPackages.libsForQt5.qtbase' should not have a `__spliced` but if qt5 is pre-spliced then it will have one.
+  # pkgsBuildHost == pkgs
+  qt5 = pkgsBuildHost.qt5;
 in
 
 makeScopeWithSplicing' {