diff --git a/modules/common/common.iml b/modules/common/common.iml
index 24b7100..b260a0a 100644
--- a/modules/common/common.iml
+++ b/modules/common/common.iml
@@ -14,6 +14,7 @@
     <output url="file://$MODULE_DIR$/target/classes" />
     <output-test url="file://$MODULE_DIR$/target/test-classes" />
     <content url="file://$MODULE_DIR$">
+      <sourceFolder url="file://$MODULE_DIR$/src/main/java" isTestSource="false" />
       <excludeFolder url="file://$MODULE_DIR$/target" />
     </content>
     <orderEntry type="inheritedJdk" />
diff --git a/modules/filter/filter.iml b/modules/filter/filter.iml
index 0aa3ab4..1db8675 100644
--- a/modules/filter/filter.iml
+++ b/modules/filter/filter.iml
@@ -14,6 +14,8 @@
     <output url="file://$MODULE_DIR$/target/classes" />
     <output-test url="file://$MODULE_DIR$/target/test-classes" />
     <content url="file://$MODULE_DIR$">
+      <sourceFolder url="file://$MODULE_DIR$/src/main/java" isTestSource="false" />
+      <sourceFolder url="file://$MODULE_DIR$/src/main/resources" type="java-resource" />
       <excludeFolder url="file://$MODULE_DIR$/target" />
     </content>
     <orderEntry type="inheritedJdk" />
diff --git a/web/duoji.iml b/web/duoji.iml
index eaed5b8..25cde06 100644
--- a/web/duoji.iml
+++ b/web/duoji.iml
@@ -14,6 +14,8 @@
     <output url="file://$MODULE_DIR$/target/classes" />
     <output-test url="file://$MODULE_DIR$/target/test-classes" />
     <content url="file://$MODULE_DIR$">
+      <sourceFolder url="file://$MODULE_DIR$/src/main/java" isTestSource="false" />
+      <sourceFolder url="file://$MODULE_DIR$/src/main/resources" type="java-resource" />
       <excludeFolder url="file://$MODULE_DIR$/target" />
     </content>
     <orderEntry type="inheritedJdk" />