diff --git a/lib/src/ctx/context.rs b/lib/src/ctx/context.rs
index 470ab4ad..dca575c0 100644
--- a/lib/src/ctx/context.rs
+++ b/lib/src/ctx/context.rs
@@ -146,12 +146,12 @@ impl Context {
 
 	// Get a value from the context. If no value is stored under the
 	// provided key, then this will return None.
-	pub fn value<V>(&self, key: String) -> Option<&V>
+	pub fn value<V>(&self, key: &str) -> Option<&V>
 	where
 		V: Any + Send + Sync + Sized,
 	{
 		if let Some(ref values) = self.values {
-			if let Some(value) = values.get(&key) {
+			if let Some(value) = values.get(key) {
 				let value: &dyn Any = &**value;
 				return value.downcast_ref::<V>();
 			}
diff --git a/lib/src/sql/param.rs b/lib/src/sql/param.rs
index e0138ef0..1babdada 100644
--- a/lib/src/sql/param.rs
+++ b/lib/src/sql/param.rs
@@ -37,7 +37,7 @@ impl Param {
 		// Find a base variable by name
 		match self.name.parts.first() {
 			// The first part will be a field
-			Some(Part::Field(v)) => match ctx.value::<Value>(v.name.clone()) {
+			Some(Part::Field(v)) => match ctx.value::<Value>(&v.name) {
 				// The base variable exists
 				Some(v) => {
 					// Get the path parts