diff --git a/Source/InputMethodController.mm b/Source/InputMethodController.mm
index 462ed0f9..54417f6f 100644
--- a/Source/InputMethodController.mm
+++ b/Source/InputMethodController.mm
@@ -243,7 +243,7 @@ static inline NSString *LocalizationNotNeeded(NSString *s) {
     BOOL result = [_keyHandler handleInput:input state:_state stateCallback:^(InputState *state) {
         [self handleState:state client:client];
     }           candidateSelectionCallback:^{
-        NSLog(@"candidate window updated.");
+//        NSLog(@"candidate window updated.");
     }                        errorCallback:^{
         NSBeep();
     }];
diff --git a/Source/KeyHandlerInput.swift b/Source/KeyHandlerInput.swift
index 4d3b4cab..e0c3ea61 100644
--- a/Source/KeyHandlerInput.swift
+++ b/Source/KeyHandlerInput.swift
@@ -85,7 +85,6 @@ class KeyHandlerInput: NSObject {
         absorbedArrowKey = useVerticalMode ? .right : .up
         verticalModeOnlyChooseCandidateKey = useVerticalMode ? absorbedArrowKey : .none
         super.init()
-        NSLog("self.keyCode \(keyCode)")
     }
 
     @objc var isShiftHold: Bool {