diff --git a/.gitattributes b/.gitattributes
index 1221edbc2f0..0d829743ac8 100644
--- a/.gitattributes
+++ b/.gitattributes
@@ -76,7 +76,6 @@ icu4j/main/classes/core/.settings/org.eclipse.jdt.core.prefs -text
 icu4j/main/classes/core/manifest.stub -text
 icu4j/main/classes/core/src/com/ibm/icu/text/SelectFormat.java -text
 icu4j/main/classes/currdata/.externalToolBuilders/copy-data-currdata.launch -text
-icu4j/main/classes/currdata/.externalToolBuilders/copy-data-langdata.launch -text
 icu4j/main/classes/currdata/.settings/org.eclipse.jdt.core.prefs -text
 icu4j/main/classes/currdata/.settings/org.eclipse.jdt.ui.prefs -text
 icu4j/main/classes/currdata/currdata-build.launch -text
diff --git a/.gitignore b/.gitignore
index b55d868c06e..5d48f2b5bd4 100644
--- a/.gitignore
+++ b/.gitignore
@@ -771,6 +771,7 @@ icu4j/doc
 icu4j/main/classes/charset/out
 icu4j/main/classes/collate/out
 icu4j/main/classes/core/out
+icu4j/main/classes/currdata/out
 icu4j/main/classes/langdata/out
 icu4j/main/classes/localespi/out
 icu4j/main/classes/regiondata/out
diff --git a/icu4j/main/classes/currdata/.externalToolBuilders/copy-data-currdata.launch b/icu4j/main/classes/currdata/.externalToolBuilders/copy-data-currdata.launch
index ba71d5ab375..82b8ea4db2f 100644
--- a/icu4j/main/classes/currdata/.externalToolBuilders/copy-data-currdata.launch
+++ b/icu4j/main/classes/currdata/.externalToolBuilders/copy-data-currdata.launch
@@ -1,24 +1,25 @@
-<?xml version="1.0" encoding="UTF-8" standalone="no"?>
-<launchConfiguration type="org.eclipse.ant.AntBuilderLaunchConfigurationType">
-<booleanAttribute key="org.eclipse.ant.ui.ATTR_TARGETS_UPDATED" value="true"/>
-<booleanAttribute key="org.eclipse.ant.ui.DEFAULT_VM_INSTALL" value="false"/>
-<listAttribute key="org.eclipse.debug.core.MAPPED_RESOURCE_PATHS">
-<listEntry value="/icu4j-currdata/build.xml"/>
-</listAttribute>
-<listAttribute key="org.eclipse.debug.core.MAPPED_RESOURCE_TYPES">
-<listEntry value="1"/>
-</listAttribute>
-<booleanAttribute key="org.eclipse.debug.ui.ATTR_LAUNCH_IN_BACKGROUND" value="false"/>
-<stringAttribute key="org.eclipse.jdt.launching.CLASSPATH_PROVIDER" value="org.eclipse.ant.ui.AntClasspathProvider"/>
-<stringAttribute key="org.eclipse.jdt.launching.PROJECT_ATTR" value="icu4j-currdata"/>
-<stringAttribute key="org.eclipse.jdt.launching.SOURCE_PATH_PROVIDER" value="org.eclipse.ant.ui.AntClasspathProvider"/>
-<mapAttribute key="org.eclipse.ui.externaltools.ATTR_ANT_PROPERTIES">
-<mapEntry key="eclipse.running" value="true"/>
-<mapEntry key="build.compiler" value="org.eclipse.jdt.core.JDTCompilerAdapter"/>
-</mapAttribute>
-<stringAttribute key="org.eclipse.ui.externaltools.ATTR_ANT_PROPERTY_FILES" value="${workspace_loc:/icu4j-shared/build/locations-eclipse.properties},"/>
-<stringAttribute key="org.eclipse.ui.externaltools.ATTR_LOCATION" value="${workspace_loc:/icu4j-currdata/build.xml}"/>
-<stringAttribute key="org.eclipse.ui.externaltools.ATTR_RUN_BUILD_KINDS" value=""/>
-<booleanAttribute key="org.eclipse.ui.externaltools.ATTR_TRIGGERS_CONFIGURED" value="true"/>
-<stringAttribute key="process_factory_id" value="org.eclipse.ant.ui.remoteAntProcessFactory"/>
-</launchConfiguration>
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<launchConfiguration type="org.eclipse.ant.AntBuilderLaunchConfigurationType">
+<stringAttribute key="org.eclipse.ant.ui.ATTR_ANT_AFTER_CLEAN_TARGETS" value="copy-data,"/>
+<stringAttribute key="org.eclipse.ant.ui.ATTR_ANT_MANUAL_TARGETS" value="copy-data,"/>
+<booleanAttribute key="org.eclipse.ant.ui.ATTR_TARGETS_UPDATED" value="true"/>
+<booleanAttribute key="org.eclipse.ant.ui.DEFAULT_VM_INSTALL" value="false"/>
+<listAttribute key="org.eclipse.debug.core.MAPPED_RESOURCE_PATHS">
+<listEntry value="/icu4j-currdata/build.xml"/>
+</listAttribute>
+<listAttribute key="org.eclipse.debug.core.MAPPED_RESOURCE_TYPES">
+<listEntry value="1"/>
+</listAttribute>
+<booleanAttribute key="org.eclipse.debug.ui.ATTR_LAUNCH_IN_BACKGROUND" value="false"/>
+<stringAttribute key="org.eclipse.jdt.launching.CLASSPATH_PROVIDER" value="org.eclipse.ant.ui.AntClasspathProvider"/>
+<booleanAttribute key="org.eclipse.jdt.launching.DEFAULT_CLASSPATH" value="true"/>
+<stringAttribute key="org.eclipse.jdt.launching.PROJECT_ATTR" value="icu4j-currdata"/>
+<mapAttribute key="org.eclipse.ui.externaltools.ATTR_ANT_PROPERTIES">
+<mapEntry key="eclipse.running" value="true"/>
+<mapEntry key="build.compiler" value="org.eclipse.jdt.core.JDTCompilerAdapter"/>
+</mapAttribute>
+<stringAttribute key="org.eclipse.ui.externaltools.ATTR_ANT_PROPERTY_FILES" value="${workspace_loc:/icu4j-shared/build/locations-eclipse.properties},"/>
+<stringAttribute key="org.eclipse.ui.externaltools.ATTR_LOCATION" value="${workspace_loc:/icu4j-currdata/build.xml}"/>
+<stringAttribute key="org.eclipse.ui.externaltools.ATTR_RUN_BUILD_KINDS" value="full,incremental,"/>
+<booleanAttribute key="org.eclipse.ui.externaltools.ATTR_TRIGGERS_CONFIGURED" value="true"/>
+</launchConfiguration>
diff --git a/icu4j/main/classes/currdata/.externalToolBuilders/copy-data-langdata.launch b/icu4j/main/classes/currdata/.externalToolBuilders/copy-data-langdata.launch
deleted file mode 100644
index 8d9cef16ce9..00000000000
--- a/icu4j/main/classes/currdata/.externalToolBuilders/copy-data-langdata.launch
+++ /dev/null
@@ -1,25 +0,0 @@
-<?xml version="1.0" encoding="UTF-8" standalone="no"?>
-<launchConfiguration type="org.eclipse.ant.AntBuilderLaunchConfigurationType">
-<stringAttribute key="org.eclipse.ant.ui.ATTR_ANT_AFTER_CLEAN_TARGETS" value="copy-data,"/>
-<stringAttribute key="org.eclipse.ant.ui.ATTR_ANT_MANUAL_TARGETS" value="copy-data,"/>
-<booleanAttribute key="org.eclipse.ant.ui.ATTR_TARGETS_UPDATED" value="true"/>
-<booleanAttribute key="org.eclipse.ant.ui.DEFAULT_VM_INSTALL" value="false"/>
-<listAttribute key="org.eclipse.debug.core.MAPPED_RESOURCE_PATHS">
-<listEntry value="/icu4j-currdata/build.xml"/>
-</listAttribute>
-<listAttribute key="org.eclipse.debug.core.MAPPED_RESOURCE_TYPES">
-<listEntry value="1"/>
-</listAttribute>
-<booleanAttribute key="org.eclipse.debug.ui.ATTR_LAUNCH_IN_BACKGROUND" value="false"/>
-<stringAttribute key="org.eclipse.jdt.launching.CLASSPATH_PROVIDER" value="org.eclipse.ant.ui.AntClasspathProvider"/>
-<booleanAttribute key="org.eclipse.jdt.launching.DEFAULT_CLASSPATH" value="true"/>
-<stringAttribute key="org.eclipse.jdt.launching.PROJECT_ATTR" value="icu4j-currdata"/>
-<mapAttribute key="org.eclipse.ui.externaltools.ATTR_ANT_PROPERTIES">
-<mapEntry key="eclipse.running" value="true"/>
-<mapEntry key="build.compiler" value="org.eclipse.jdt.core.JDTCompilerAdapter"/>
-</mapAttribute>
-<stringAttribute key="org.eclipse.ui.externaltools.ATTR_ANT_PROPERTY_FILES" value="${workspace_loc:/icu4j-shared/build/locations-eclipse.properties},"/>
-<stringAttribute key="org.eclipse.ui.externaltools.ATTR_LOCATION" value="${workspace_loc:/icu4j-currdata/build.xml}"/>
-<stringAttribute key="org.eclipse.ui.externaltools.ATTR_RUN_BUILD_KINDS" value="full,incremental,"/>
-<booleanAttribute key="org.eclipse.ui.externaltools.ATTR_TRIGGERS_CONFIGURED" value="true"/>
-</launchConfiguration>
diff --git a/icu4j/main/classes/currdata/.project b/icu4j/main/classes/currdata/.project
index 377b9c51b12..1f93533766a 100644
--- a/icu4j/main/classes/currdata/.project
+++ b/icu4j/main/classes/currdata/.project
@@ -18,7 +18,7 @@
 			<arguments>
 				<dictionary>
 					<key>LaunchConfigHandle</key>
-					<value>&lt;project&gt;/.externalToolBuilders/copy-data-currdata.launch.launch</value>
+					<value>&lt;project&gt;/.externalToolBuilders/copy-data-currdata.launch</value>
 				</dictionary>
 			</arguments>
 		</buildCommand>