diff --git a/lld/MinGW/Options.td b/lld/MinGW/Options.td
index f59bd5bc38a8d..fa4c4ecc75d65 100644
--- a/lld/MinGW/Options.td
+++ b/lld/MinGW/Options.td
@@ -203,6 +203,7 @@ def alias_Bdynamic_dy: Flag<["-"], "dy">, Alias<Bdynamic>;
 def alias_Bstatic_dn: Flag<["-"], "dn">, Alias<Bstatic>;
 def alias_Bstatic_non_shared: Flag<["-"], "non_shared">, Alias<Bstatic>;
 def alias_Bstatic_static: Flag<["-"], "static">, Alias<Bstatic>;
+def alias_dll: F<"dll">, Alias<shared>;
 def alias_entry_e: JoinedOrSeparate<["-"], "e">, Alias<entry>;
 def alias_no_dynamicbase: F<"no-dynamicbase">, Alias<disable_dynamicbase>;
 def alias_strip_s: Flag<["-"], "s">, Alias<strip_all>;
diff --git a/lld/test/MinGW/driver.test b/lld/test/MinGW/driver.test
index 2893f8c66fd12..1fdd494754af4 100644
--- a/lld/test/MinGW/driver.test
+++ b/lld/test/MinGW/driver.test
@@ -27,6 +27,7 @@ ARM64-SAME: foo.o
 
 RUN: ld.lld -### foo.o -m i386pep -shared 2>&1 | FileCheck -check-prefix=SHARED %s
 RUN: ld.lld -### foo.o -m i386pep --shared 2>&1 | FileCheck -check-prefix=SHARED %s
+RUN: ld.lld -### foo.o -m i386pep --dll 2>&1 | FileCheck -check-prefix=SHARED %s
 SHARED:      -out:a.dll
 SHARED-SAME: -dll