diff --git a/cli/build.go b/cli/build.go
index 0c5a3e1b..933b2547 100644
--- a/cli/build.go
+++ b/cli/build.go
@@ -115,7 +115,7 @@ func run(path, identity, dockerhost, dockercert, dockerkey string, publish, depl
 	envs := getParamMap("DRONE_ENV_")
 
 	// parse the Drone yml file
-	s, err := script.ParseBuildFile(script.Inject(path, envs))
+	s, err := script.ParseBuildFile(path, envs)
 	if err != nil {
 		log.Err(err.Error())
 		return EXIT_STATUS, err
diff --git a/shared/build/script/script.go b/shared/build/script/script.go
index 62fa8e7e..1ee26161 100644
--- a/shared/build/script/script.go
+++ b/shared/build/script/script.go
@@ -22,13 +22,13 @@ func ParseBuild(data string) (*Build, error) {
 	return &build, err
 }
 
-func ParseBuildFile(filename string) (*Build, error) {
+func ParseBuildFile(filename string, params map[string]string) (*Build, error) {
 	data, err := ioutil.ReadFile(filename)
 	if err != nil {
 		return nil, err
 	}
 
-	return ParseBuild(string(data))
+	return ParseBuild(Inject(string(data), params))
 }
 
 // Build stores the configuration details for