diff --git a/deprecated.go b/deprecated.go
index ae277f1..c948808 100644
--- a/deprecated.go
+++ b/deprecated.go
@@ -72,6 +72,13 @@ func NewCredDefault() (*Cred, error) {
 	return NewCredentialDefault()
 }
 
+// diff.go
+
+const (
+	// Deprecated: DiffIgnoreWhitespaceEol is a deprecated alias of DiffIgnoreWhitespaceEOL.
+	DiffIgnoreWitespaceEol = DiffIgnoreWhitespaceEOL
+)
+
 // features.go
 
 const (
diff --git a/diff.go b/diff.go
index e6ed284..fab4fce 100644
--- a/diff.go
+++ b/diff.go
@@ -487,7 +487,7 @@ const (
 
 	DiffIgnoreWhitespace       DiffOptionsFlag = C.GIT_DIFF_IGNORE_WHITESPACE
 	DiffIgnoreWhitespaceChange DiffOptionsFlag = C.GIT_DIFF_IGNORE_WHITESPACE_CHANGE
-	DiffIgnoreWitespaceEol     DiffOptionsFlag = C.GIT_DIFF_IGNORE_WHITESPACE_EOL
+	DiffIgnoreWhitespaceEOL    DiffOptionsFlag = C.GIT_DIFF_IGNORE_WHITESPACE_EOL
 
 	DiffShowUntrackedContent DiffOptionsFlag = C.GIT_DIFF_SHOW_UNTRACKED_CONTENT
 	DiffShowUnmodified       DiffOptionsFlag = C.GIT_DIFF_SHOW_UNMODIFIED