diff --git a/pkgs/applications/editors/jetbrains/update.pl b/pkgs/applications/editors/jetbrains/update.pl
index 62943787111..fecdeb0cae8 100755
--- a/pkgs/applications/editors/jetbrains/update.pl
+++ b/pkgs/applications/editors/jetbrains/update.pl
@@ -70,5 +70,5 @@ sub update_nix_block {
 }
 
 my $nix = read_file 'default.nix';
-$nix =~ s/(= build\w+ rec \{.+?\};\n\n)/update_nix_block($1)/gse;
+$nix =~ s/(= build\w+ rec \{.+?\n  \};\n)/update_nix_block($1)/gse;
 write_file 'default.nix', $nix;