diff --git a/pkgs/by-name/za/zapret/package.nix b/pkgs/by-name/za/zapret/package.nix
index a3b32c82c5c3..b0dad91d4cb7 100644
--- a/pkgs/by-name/za/zapret/package.nix
+++ b/pkgs/by-name/za/zapret/package.nix
@@ -46,7 +46,7 @@ stdenv.mkDerivation {
     cp $src/init.d/sysv/zapret $out/usr/share/zapret/init.d/sysv/init.d
 
     substituteInPlace $out/usr/share/zapret/init.d/sysv/functions \
-      --replace "ZAPRET_BASE=\$(readlink -f \"\$EXEDIR/../..\")" "ZAPRET_BASE=$out/usr/share/zapret" \
+      --replace "ZAPRET_BASE=\$(readlink -f \"\$EXEDIR/../..\")" "ZAPRET_BASE=$out/usr/share/zapret"
 
     touch $out/usr/share/zapret/config