diff --git a/pysr/sr.py b/pysr/sr.py
index 1d619bc11..40df6b902 100644
--- a/pysr/sr.py
+++ b/pysr/sr.py
@@ -1573,7 +1573,7 @@ def _run(self, X, y, mutated_params, weights, seed):
             complexity_of_constants=self.complexity_of_constants,
             complexity_of_variables=self.complexity_of_variables,
             nested_constraints=nested_constraints,
-            loss=custom_loss,
+            elementwise_loss=custom_loss,
             maxsize=int(self.maxsize),
             output_file=_escape_filename(self.equation_file_),
             npopulations=int(self.populations),
diff --git a/pysr/version.py b/pysr/version.py
index 7a2c5b6c1..4793f7df2 100644
--- a/pysr/version.py
+++ b/pysr/version.py
@@ -1,2 +1,2 @@
-__version__ = "0.11.11"
-__symbolic_regression_jl_version__ = "0.14.4"
+__version__ = "0.11.12"
+__symbolic_regression_jl_version__ = "0.15.0"