diff --git a/gcp/connection_config.go b/gcp/connection_config.go
index 776d38ab..fe5c986f 100644
--- a/gcp/connection_config.go
+++ b/gcp/connection_config.go
@@ -7,7 +7,6 @@ import (
 type gcpConfig struct {
 	Project                   *string  `hcl:"project"`
 	Credentials               *string  `hcl:"credentials"`
-	CredentialFile            *string  `hcl:"credential_file"`
 	ImpersonateAccessToken    *string  `hcl:"impersonate_access_token"`
 	ImpersonateServiceAccount *string  `hcl:"impersonate_service_account"`
 	IgnoreErrorCodes          []string `hcl:"ignore_error_codes,optional"`
diff --git a/gcp/utils.go b/gcp/utils.go
index bde36a1c..1737e7fd 100644
--- a/gcp/utils.go
+++ b/gcp/utils.go
@@ -196,10 +196,7 @@ func setSessionConfig(ctx context.Context, connection *plugin.Connection) []opti
 			panic(err)
 		}
 		opts = append(opts, option.WithCredentialsJSON([]byte(contents)))
-	} else if gcpConfig.CredentialFile != nil {
-		opts = append(opts, option.WithCredentialsFile(*gcpConfig.CredentialFile))
 	}
-
 	if gcpConfig.ImpersonateAccessToken != nil {
 		tokenConfig := oauth2.Token{
 			AccessToken: *gcpConfig.ImpersonateAccessToken,