diff --git a/examples/example1/Makefile b/examples/example1/Makefile
index c38d519..cbf9eb6 100644
--- a/examples/example1/Makefile
+++ b/examples/example1/Makefile
@@ -13,6 +13,9 @@ compile: $(BUILD_DIR)/*
 
 xml: $(SRC_XML)
 
+check:
+	YML_PATH=$(YML_PATH) yml2proc -y ../../idl/idl_check.ysl2 $(SRC)
+
 $(BUILD_DIR)/*: $(BUILD_DIR) $(SRC) $(COMPILER)
 	YML_PATH=$(YML_PATH) yml2proc -y $(COMPILER) $(SRC)
 
diff --git a/idl/test_api/Makefile b/idl/test_api/Makefile
index 30f314b..6dcea68 100644
--- a/idl/test_api/Makefile
+++ b/idl/test_api/Makefile
@@ -13,6 +13,9 @@ compile: $(BUILD_DIR)/*
 
 xml: $(SRC_XML)
 
+check:
+	YML_PATH=$(YML_PATH) yml2proc -y ../idl_check.ysl2 $(SRC)
+
 $(BUILD_DIR)/*: $(BUILD_DIR) $(SRC) $(COMPILER)
 	YML_PATH=$(YML_PATH) yml2proc -y $(COMPILER) $(SRC)
 	diff $(BUILD_DIR)/typesys.out $(BUILD_DIR)/typesys.out.target
diff --git a/lm-c99/tests/test_ig_c99/Makefile b/lm-c99/tests/test_ig_c99/Makefile
index 317d9c6..9f5d2d2 100644
--- a/lm-c99/tests/test_ig_c99/Makefile
+++ b/lm-c99/tests/test_ig_c99/Makefile
@@ -13,6 +13,9 @@ compile: $(BUILD_DIR)/*
 
 xml: $(SRC_XML)
 
+check:
+	YML_PATH=$(YML_PATH) yml2proc -y ../../idl/idl_check.ysl2 $(SRC)
+
 $(BUILD_DIR)/*: $(BUILD_DIR) $(SRC) $(COMPILER)
 	YML_PATH=$(YML_PATH) yml2proc -y $(COMPILER) $(SRC)
 	diff $(BUILD_DIR)/idl_core.h $(BUILD_DIR)/idl_core.h.target