diff --git a/src/module/helpers/header/tags.rs b/src/module/helpers/header/tags.rs
index f9c22c33..970a07a5 100644
--- a/src/module/helpers/header/tags.rs
+++ b/src/module/helpers/header/tags.rs
@@ -4,17 +4,14 @@
 
 pub mod spec {
     use storage::file::FileHeaderSpec as FHS;
+    use module::helpers::spec::{named_text, named_text_array};
 
     pub fn url_key() -> FHS {
-        FHS::Key { name: String::from("URL"), value_type: Box::new(FHS::Text) }
+        named_text("URL")
     }
 
     pub fn tags_key() -> FHS {
-        FHS::Key { name: String::from("TAGS"), value_type: Box::new(text_array()) }
-    }
-
-    pub fn text_array() -> FHS {
-        FHS::Array { allowed_types: vec![FHS::Text] }
+        named_text_array("TAGS")
     }
 
 }
diff --git a/src/module/helpers/mod.rs b/src/module/helpers/mod.rs
index 9ed1a0a2..e06a668b 100644
--- a/src/module/helpers/mod.rs
+++ b/src/module/helpers/mod.rs
@@ -1,2 +1,19 @@
 pub mod header;
 pub mod utils;
+
+pub mod spec {
+    use storage::file::FileHeaderSpec as FHS;
+
+    pub fn named_text(name: &str) -> FHS {
+        FHS::Key { name: String::from(name), value_type: Box::new(FHS::Text) }
+    }
+
+    pub fn named_text_array(name: &str) -> FHS {
+        FHS::Key { name: String::from(name), value_type: Box::new(text_array()) }
+    }
+
+    pub fn text_array() -> FHS {
+        FHS::Array { allowed_types: vec![FHS::Text] }
+    }
+
+}