diff --git a/src/codegen.cpp b/src/codegen.cpp
index 6a1db495a2552203921b55aa9384d30be6079690..23ab2a130e920011f4c4181fbe931b0f8dee0150 100644
--- a/src/codegen.cpp
+++ b/src/codegen.cpp
@@ -9252,7 +9252,9 @@ void add_cc_args(CodeGen *g, ZigList<const char *> &args, const char *out_dep_pa
     }
 
     args.append("-nostdinc");
-    args.append("-nostdinc++");
+    if (source_kind == FileExtCpp) {
+        args.append("-nostdinc++");
+    }
     args.append("-fno-spell-checking");
 
     if (g->function_sections) {