diff --git a/signer/core/api.go b/signer/core/api.go
index 2b96cdb5f32f0c9cc09060c7eb61d1887364d553..e9a3357855b8b4c367259d577234bb0c87ab6369 100644
--- a/signer/core/api.go
+++ b/signer/core/api.go
@@ -82,7 +82,7 @@ type SignerUI interface {
 	// OnSignerStartup is invoked when the signer boots, and tells the UI info about external API location and version
 	// information
 	OnSignerStartup(info StartupInfo)
-	// OnInputRequried is invoked when clef requires user input, for example master password or
+	// OnInputRequired is invoked when clef requires user input, for example master password or
 	// pin-code for unlocking hardware wallets
 	OnInputRequired(info UserInputRequest) (UserInputResponse, error)
 }