diff --git a/lix/libutil/processes.cc b/lix/libutil/processes.cc
index aa692d4c3..79bacf6b8 100644
--- a/lix/libutil/processes.cc
+++ b/lix/libutil/processes.cc
@@ -401,7 +401,7 @@ RunningProgram runProgram2(const RunOptions & options)
 #endif
 
         Strings args_(options.args);
-        args_.push_front(options.program);
+        args_.push_front(options.argv0.value_or(options.program));
 
         restoreProcessContext();
 
diff --git a/lix/libutil/processes.hh b/lix/libutil/processes.hh
index 8d9fe5c29..3293016b6 100644
--- a/lix/libutil/processes.hh
+++ b/lix/libutil/processes.hh
@@ -83,6 +83,7 @@ struct RunOptions
 
     Path program;
     bool searchPath = true;
+    std::optional<std::string> argv0;
     Strings args = {};
     std::optional<uid_t> uid = {};
     std::optional<uid_t> gid = {};