diff --git a/dev-tools/idea/lucene/contrib/ant/ant.iml b/dev-tools/idea/lucene/contrib/ant/ant.iml
deleted file mode 100644
index 8987c57a65f..00000000000
--- a/dev-tools/idea/lucene/contrib/ant/ant.iml
+++ /dev/null
@@ -1,31 +0,0 @@
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diff --git a/dev-tools/idea/lucene/contrib/db/bdb-je/bdb-je.iml b/dev-tools/idea/lucene/contrib/db/bdb-je/bdb-je.iml
deleted file mode 100644
index af2667fdc24..00000000000
--- a/dev-tools/idea/lucene/contrib/db/bdb-je/bdb-je.iml
+++ /dev/null
@@ -1,27 +0,0 @@
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-    <output-test url="file://$MODULE_DIR$/../../../build/contrib/db/classes/test" />
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-    <content url="file://$MODULE_DIR$">
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diff --git a/dev-tools/idea/lucene/contrib/db/bdb/bdb.iml b/dev-tools/idea/lucene/contrib/db/bdb/bdb.iml
deleted file mode 100644
index af2667fdc24..00000000000
--- a/dev-tools/idea/lucene/contrib/db/bdb/bdb.iml
+++ /dev/null
@@ -1,27 +0,0 @@
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-<module type="JAVA_MODULE" version="4">
-  <component name="NewModuleRootManager" inherit-compiler-output="false">
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-    <output-test url="file://$MODULE_DIR$/../../../build/contrib/db/classes/test" />
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-    <content url="file://$MODULE_DIR$">
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diff --git a/dev-tools/idea/lucene/contrib/lucli/lucli.iml b/dev-tools/idea/lucene/contrib/lucli/lucli.iml
deleted file mode 100644
index 6d61e7ec871..00000000000
--- a/dev-tools/idea/lucene/contrib/lucli/lucli.iml
+++ /dev/null
@@ -1,28 +0,0 @@
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-<module type="JAVA_MODULE" version="4">
-  <component name="NewModuleRootManager" inherit-compiler-output="false">
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-    <output-test url="file://$MODULE_DIR$/../../build/contrib/lucli/classes/test" />
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-    <content url="file://$MODULE_DIR$">
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-        <JAVADOC />
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diff --git a/dev-tools/idea/lucene/contrib/swing/swing.iml b/dev-tools/idea/lucene/contrib/swing/swing.iml
deleted file mode 100644
index a84cc08be50..00000000000
--- a/dev-tools/idea/lucene/contrib/swing/swing.iml
+++ /dev/null
@@ -1,19 +0,0 @@
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-<module type="JAVA_MODULE" version="4">
-  <component name="NewModuleRootManager" inherit-compiler-output="false">
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-    <output-test url="file://$MODULE_DIR$/../../build/contrib/swing/classes/test" />
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-    <content url="file://$MODULE_DIR$">
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