diff --git a/cmake/FindUnbound.cmake b/cmake/FindUnbound.cmake
index 6c3d15ea..032bcf45 100644
--- a/cmake/FindUnbound.cmake
+++ b/cmake/FindUnbound.cmake
@@ -38,7 +38,11 @@ FIND_PATH(UNBOUND_INCLUDE_DIR
 )
 
 if(STATIC)
-  find_library(UNBOUND_LIBRARIES libunbound.a)
+  if(MINGW)
+    find_library(UNBOUND_LIBRARIES libunbound.dll.a)
+  else()
+    find_library(UNBOUND_LIBRARIES libunbound.a)
+  endif()
 else()
   find_library(UNBOUND_LIBRARIES unbound)
 endif()