diff --git a/driver/ldmd.cpp b/driver/ldmd.cpp
index c827ec4702..1a8f668707 100644
--- a/driver/ldmd.cpp
+++ b/driver/ldmd.cpp
@@ -744,7 +744,7 @@ void buildCommandLine(std::vector<const char*>& r, const Params& p)
     if (p.warnings == Warnings::asErrors) r.push_back("-w");
     else if (p.warnings == Warnings::informational) r.push_back("-wi");
     if (p.optimize) r.push_back("-O2");
-    if (p.noObj) r.push_back("-c-");
+    if (p.noObj) r.push_back("-o-");
     if (p.objDir) r.push_back(concat("-od=", p.objDir));
     if (p.objName) r.push_back(concat("-of=", p.objName));
     if (p.preservePaths) r.push_back("-op");