diff --git a/m2cgen/assemblers/__init__.py b/m2cgen/assemblers/__init__.py
index a817d331..4c652b7b 100644
--- a/m2cgen/assemblers/__init__.py
+++ b/m2cgen/assemblers/__init__.py
@@ -46,6 +46,7 @@
     "xgboost_XGBRFClassifier": XGBoostModelAssemblerSelector,
     "xgboost_XGBRegressor": XGBoostModelAssemblerSelector,
     "xgboost_XGBRFRegressor": XGBoostModelAssemblerSelector,
+    "xgboost_XGBRanker": XGBoostModelAssemblerSelector,
 
     # Sklearn SVM
     "sklearn_LinearSVC": SklearnLinearModelAssembler,