diff --git a/gocrypt.bash b/gocrypt.bash
index b95d344..1cc40ef 100755
--- a/gocrypt.bash
+++ b/gocrypt.bash
@@ -15,6 +15,11 @@ gocrypt_env_check() {
     [ ! -d "$gocrypt_dir" ] && gocrypt_die "gocrypt plugin not initialized"
 }
 
+gocrypt_close_check() {
+    gocrypt_env_check
+    [ -f "$gocrypt_dec_dir"/.pass-gocrypt ] && gocrypt_die "gocrypt already opened"
+}
+
 gocrypt_open_check() {
     gocrypt_env_check
     [ ! -f "$gocrypt_dec_dir"/.pass-gocrypt ] && gocrypt_die "gocrypt not opened"
@@ -54,7 +59,7 @@ gocrypt_init() {
 }
 
 gocrypt_open() {
-    gocrypt_env_check
+    gocrypt_close_check
     mkdir -p "$gocrypt_dec_dir"
 
     gocryptfs -passfile /dev/stdin "$gocrypt_dir" "$gocrypt_dec_dir" <<< "$(pass show "$gocrypt_passwd_file")"