diff --git a/pkgs/stdenv/generic/setup.sh b/pkgs/stdenv/generic/setup.sh
index 4f87ec0bd8bc..388fcbaf7d84 100644
--- a/pkgs/stdenv/generic/setup.sh
+++ b/pkgs/stdenv/generic/setup.sh
@@ -510,6 +510,7 @@ activatePackage() {
     fi
 
     if [[ -f "$pkg/nix-support/setup-hook" ]]; then
+        # shellcheck disable=SC1091
         source "$pkg/nix-support/setup-hook"
     fi
 }