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-rw-r--r--nixpkgs/pkgs/development/libraries/qt-5/hooks/wrap-qt-apps-hook.sh5
1 files changed, 5 insertions, 0 deletions
diff --git a/nixpkgs/pkgs/development/libraries/qt-5/hooks/wrap-qt-apps-hook.sh b/nixpkgs/pkgs/development/libraries/qt-5/hooks/wrap-qt-apps-hook.sh
index 7356c8ee3560..ce4d78fbb50f 100644
--- a/nixpkgs/pkgs/development/libraries/qt-5/hooks/wrap-qt-apps-hook.sh
+++ b/nixpkgs/pkgs/development/libraries/qt-5/hooks/wrap-qt-apps-hook.sh
@@ -1,3 +1,6 @@
+if [[ -z "${__nix_wrapQtAppsHook-}" ]]; then
+__nix_wrapQtAppsHook=1  # Don't run this hook more than once.
+
 # Inherit arguments given in mkDerivation
 qtWrapperArgs=( ${qtWrapperArgs-} )
 
@@ -100,3 +103,5 @@ wrapQtAppsHook() {
 }
 
 fixupOutputHooks+=(wrapQtAppsHook)
+
+fi