diff --git a/go.mod b/go.mod
index 5f4724f..45b5e36 100644
--- a/go.mod
+++ b/go.mod
@@ -5,7 +5,7 @@ module github.com/heroku/cnb-shim
 go 1.18
 
 require (
-	github.com/BurntSushi/toml v1.3.2
+	github.com/BurntSushi/toml v1.4.0
 	github.com/buildpack/libbuildpack v1.11.0
 	github.com/google/uuid v1.6.0
 	github.com/gorilla/handlers v1.5.2
diff --git a/go.sum b/go.sum
index c6bf299..7520112 100644
--- a/go.sum
+++ b/go.sum
@@ -1,6 +1,6 @@
 github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
-github.com/BurntSushi/toml v1.3.2 h1:o7IhLm0Msx3BaB+n3Ag7L8EVlByGnpq14C4YWiu/gL8=
-github.com/BurntSushi/toml v1.3.2/go.mod h1:CxXYINrC8qIiEnFrOxCa7Jy5BFHlXnUU2pbicEuybxQ=
+github.com/BurntSushi/toml v1.4.0 h1:kuoIxZQy2WRRk1pttg9asf+WVv6tWQuBNVmK8+nqPr0=
+github.com/BurntSushi/toml v1.4.0/go.mod h1:ukJfTF/6rtPPRCnwkur4qwRxa8vTRFBF0uk2lLoLwho=
 github.com/buildpack/libbuildpack v1.11.0 h1:yIjsdJuQaTspDE/6wjkUX4OF56YRtMHajbARQLmm8KU=
 github.com/buildpack/libbuildpack v1.11.0/go.mod h1:tKGgGnBYfOL23Ma4JWM8ucBcGX6Im3p1WTmKPixDPPM=
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=