diff --git a/trick_source/data_products/DPX/XML/.gitignore b/trick_source/data_products/DPX/XML/.gitignore
deleted file mode 100644
index 369ba21e..00000000
--- a/trick_source/data_products/DPX/XML/.gitignore
+++ /dev/null
@@ -1 +0,0 @@
-catalog.xml
diff --git a/trick_source/data_products/DPX/XML/catalog.xml.template b/trick_source/data_products/DPX/XML/catalog.xml.template
deleted file mode 100644
index b30055fc..00000000
--- a/trick_source/data_products/DPX/XML/catalog.xml.template
+++ /dev/null
@@ -1,15 +0,0 @@
-<?xml version="1.0"?>
-<!DOCTYPE catalog
-   PUBLIC "-//OASIS/DTD Entity Resolution XML Catalog V1.0//EN"
-      "http://www.oasis-open.org/committees/entity/release/1.0/catalog.dtd">
-
-<catalog xmlns="urn:oasis:names:tc:entity:xmlns:xml:catalog"
-          prefer="public">
-    <group xml:base="TRICK_HOME/trick_source/data_products/DPX/XML/DTD/">
-        <public publicId="-//Tricklab//DTD Session V1.0//EN"
-                uri="Session.dtd" />
-        <public publicId="-//Tricklab//DTD Product V1.0//EN"
-                uri="Product.dtd" />
-    </group>
-</catalog>
-
diff --git a/trick_source/data_products/DPX/XML/makefile b/trick_source/data_products/DPX/XML/makefile
deleted file mode 100644
index 85e8796f..00000000
--- a/trick_source/data_products/DPX/XML/makefile
+++ /dev/null
@@ -1,10 +0,0 @@
-
-PREPROCESSOR = /usr/bin/m4
-RM = rm -rf
-
-all: catalog.xml
-catalog.xml: catalog.xml.template
-	${PREPROCESSOR} --define=TRICK_HOME=${TRICK_HOME}   $< > $@
-
-clean:
-	${RM} catalog.xml
diff --git a/trick_source/data_products/DPX/makefile b/trick_source/data_products/DPX/makefile
index de3e248b..a46e42a9 100644
--- a/trick_source/data_products/DPX/makefile
+++ b/trick_source/data_products/DPX/makefile
@@ -30,10 +30,6 @@ testing: $(LIBDIRS)
 	@echo "===== Making TESTING ====="
 	$(MAKE) -C TESTING
 
-xml_catalog: always_make
-	@echo "===== Making XML CATALOG ====="
-	$(MAKE) -C XML
-
 $(LIBDIRS):
 	@ echo ; echo "==: Compile $@"
 	@ $(MAKE) -C $@