diff --git a/src/config.rs b/src/config.rs
index 4cac07a..4a15926 100644
--- a/src/config.rs
+++ b/src/config.rs
@@ -64,20 +64,18 @@ impl Config {
 		if let Some(Value::Table(vars)) = self.inner.get("vars") {
 			for (key, value) in vars.iter() {
 				let key = key.to_owned();
-				match value.clone() {
-					Value::Boolean(bool)	=> output.insert(key, bool.into()),
-					Value::Float(float)		=> output.insert(key, float.into()),
-					Value::Integer(int)		=> output.insert(key, int.into()),
-					Value::String(string)	=> output.insert(key, string.into()),
-					_						=> None
-				};
+				if let Some(value) = util::convert(value) {
+					output.insert(key, value);
+				}
 			}
 		}
 
 		//	pull target values
 		for (key, value) in target.iter() {
 			if key.to_uppercase() == *key {
-				output.insert(key.to_owned(), value.as_str().unwrap().into());
+				if let Some(value) = util::convert(value) {
+					output.insert(key.to_owned(), value);
+				}
 			}
 		}
 
diff --git a/src/util.rs b/src/util.rs
index e7d36cc..33b3d59 100644
--- a/src/util.rs
+++ b/src/util.rs
@@ -1,4 +1,5 @@
 
+use upon::Value as ContextValue;
 use toml::{ value::Array, Value };
 
 pub fn matches(array: Array, to_match: String) -> Option<Value> {
@@ -12,3 +13,13 @@ pub fn matches(array: Array, to_match: String) -> Option<Value> {
 	}).map(|value| value.to_owned()).nth(0)
 }
 
+pub fn convert(value: &Value) -> Option<ContextValue> {
+	match value.clone() {
+		Value::Boolean(bool)	=>	Some(bool.into()),
+		Value::Float(float)		=>	Some(float.into()),
+		Value::Integer(int)		=>	Some(int.into()),
+		Value::String(string)	=>	Some(string.into()),
+		_						=>	None
+	}
+}
+