diff --git a/honoka/src/honoka_imengine.cpp b/honoka/src/honoka_imengine.cpp
index ea9ef00..5e1a3b1 100644
--- a/honoka/src/honoka_imengine.cpp
+++ b/honoka/src/honoka_imengine.cpp
@@ -280,6 +280,7 @@
                 }
             }
         }
+        closedir(dir);
     }
     
     acpredictor = new ACPredictor(_scim_config,this);