diff --git a/pkgs/applications/networking/browsers/tor-browser-bundle-bin/default.nix b/pkgs/applications/networking/browsers/tor-browser-bundle-bin/default.nix
index 3f5044a05532..f35ae98f71c4 100644
--- a/pkgs/applications/networking/browsers/tor-browser-bundle-bin/default.nix
+++ b/pkgs/applications/networking/browsers/tor-browser-bundle-bin/default.nix
@@ -297,10 +297,17 @@ stdenv.mkDerivation rec {
     cp -u --no-preserve=mode,owner "$TBB_IN_STORE/TorBrowser/Data/Browser/profile.default/bookmarks.html" \
       "\$HOME/TorBrowser/Data/Browser/profile.default/bookmarks.html"
 
-    # Clear out some files that tend to capture store references but are
-    # easily generated by firefox at startup.
-    rm -f "\$HOME/TorBrowser/Data/Browser/profile.default"/{addonStartup.json.lz4,compatibility.ini,extensions.ini,extensions.json}
-    rm -f "\$HOME/TorBrowser/Data/Browser/profile.default"/startupCache/*
+    # Clear some files if the last known store path is different from the new one
+    : "\''${KNOWN_STORE_PATH:=\$HOME/known-store-path}"
+    if ! [ "\$KNOWN_STORE_PATH" -ef $out ]; then
+      echo "Cleanup files with outdated store references"
+      ln -Tsf $out "\$KNOWN_STORE_PATH"
+
+      # Clear out some files that tend to capture store references but are
+      # easily generated by firefox at startup.
+      rm -f "\$HOME/TorBrowser/Data/Browser/profile.default"/{addonStartup.json.lz4,compatibility.ini,extensions.ini,extensions.json}
+      rm -f "\$HOME/TorBrowser/Data/Browser/profile.default"/startupCache/*
+    fi
 
     # XDG
     : "\''${XDG_RUNTIME_DIR:=/run/user/\$(id -u)}"