diff --git a/go.mod b/go.mod
index c297e7a..9547689 100644
--- a/go.mod
+++ b/go.mod
@@ -3,7 +3,7 @@ module github.com/ethanmdavidson/packer-plugin-git
 go 1.25.8
 
 require (
-	github.com/go-git/go-git/v5 v5.17.2
+	github.com/go-git/go-git/v5 v5.18.0
 	github.com/hashicorp/hcl/v2 v2.24.0
 	github.com/hashicorp/packer-plugin-sdk v0.6.7
 	github.com/zclconf/go-cty v1.18.0
diff --git a/go.sum b/go.sum
index d8730f2..5ce2e77 100644
--- a/go.sum
+++ b/go.sum
@@ -87,8 +87,8 @@ github.com/go-git/go-billy/v5 v5.8.0 h1:I8hjc3LbBlXTtVuFNJuwYuMiHvQJDq1AT6u4DwDz
 github.com/go-git/go-billy/v5 v5.8.0/go.mod h1:RpvI/rw4Vr5QA+Z60c6d6LXH0rYJo0uD5SqfmrrheCY=
 github.com/go-git/go-git-fixtures/v4 v4.3.2-0.20231010084843-55a94097c399 h1:eMje31YglSBqCdIqdhKBW8lokaMrL3uTkpGYlE2OOT4=
 github.com/go-git/go-git-fixtures/v4 v4.3.2-0.20231010084843-55a94097c399/go.mod h1:1OCfN199q1Jm3HZlxleg+Dw/mwps2Wbk9frAWm+4FII=
-github.com/go-git/go-git/v5 v5.17.2 h1:B+nkdlxdYrvyFK4GPXVU8w1U+YkbsgciIR7f2sZJ104=
-github.com/go-git/go-git/v5 v5.17.2/go.mod h1:pW/VmeqkanRFqR6AljLcs7EA7FbZaN5MQqO7oZADXpo=
+github.com/go-git/go-git/v5 v5.18.0 h1:O831KI+0PR51hM2kep6T8k+w0/LIAD490gvqMCvL5hM=
+github.com/go-git/go-git/v5 v5.18.0/go.mod h1:pW/VmeqkanRFqR6AljLcs7EA7FbZaN5MQqO7oZADXpo=
 github.com/go-jose/go-jose/v4 v4.1.4 h1:moDMcTHmvE6Groj34emNPLs/qtYXRVcd6S7NHbHz3kA=
 github.com/go-jose/go-jose/v4 v4.1.4/go.mod h1:x4oUasVrzR7071A4TnHLGSPpNOm2a21K9Kf04k1rs08=
 github.com/go-kit/kit v0.8.0/go.mod h1:xBxKIO96dXMWWy0MnWVtmwkA9/13aqxPnvrjFYMA2as=