diff --git a/Cargo.toml b/Cargo.toml
index 23513cb5..3bbbf971 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -46,6 +46,6 @@ pyo3-log = "0.11"
 tracing = { version = "0.1", features = ["log"] }
 csv = "1.1"
 hdf5 = { git = "https://github.com/aldanor/hdf5-rust.git", package = "hdf5", features = ["static", "zlib"] }
-pywr-v1-schema = "0.14"
+pywr-v1-schema = "0.15"
 chrono = { version = "0.4.34", features = ["serde"] }
 schemars = { version = "0.8.16", features = ["chrono"] }
diff --git a/pywr-schema/src/model.rs b/pywr-schema/src/model.rs
index c6921a56..5d4abaec 100644
--- a/pywr-schema/src/model.rs
+++ b/pywr-schema/src/model.rs
@@ -676,7 +676,7 @@ impl PywrModel {
     /// Convert a v1 JSON string to a v2 model.
     ///
     /// See [`PywrModel::from_v1`] for more information.
-    pub fn from_v1_str(v1: &str) -> Result<(Self, Vec<ConversionError>), pywr_v1_schema::model::PywrSchemaError> {
+    pub fn from_v1_str(v1: &str) -> Result<(Self, Vec<ConversionError>), pywr_v1_schema::PywrSchemaError> {
         let v1_model: pywr_v1_schema::PywrModel = serde_json::from_str(v1)?;
 
         Ok(Self::from_v1(v1_model))