diff --git a/.idea/libraries/gen_smtp.xml b/.idea/libraries/gen_smtp.xml
deleted file mode 100644
index e02c2c68c..000000000
--- a/.idea/libraries/gen_smtp.xml
+++ /dev/null
@@ -1,6 +0,0 @@
-<component name="libraryTable">
-  <library name="gen_smtp" type="mix">
-    <CLASSES />
-    <SOURCES />
-  </library>
-</component>
\ No newline at end of file
diff --git a/.idea/libraries/html_entities.xml b/.idea/libraries/html_entities.xml
deleted file mode 100644
index 996a8d55c..000000000
--- a/.idea/libraries/html_entities.xml
+++ /dev/null
@@ -1,6 +0,0 @@
-<component name="libraryTable">
-  <library name="html_entities" type="mix">
-    <CLASSES />
-    <SOURCES />
-  </library>
-</component>
\ No newline at end of file
diff --git a/.idea/libraries/plug_cowboy.xml b/.idea/libraries/plug_cowboy.xml
deleted file mode 100644
index 30a8b7257..000000000
--- a/.idea/libraries/plug_cowboy.xml
+++ /dev/null
@@ -1,8 +0,0 @@
-<component name="libraryTable">
-  <library name="plug_cowboy" type="mix">
-    <CLASSES />
-    <SOURCES>
-      <root url="file://$PROJECT_DIR$/deps/plug_cowboy/lib" />
-    </SOURCES>
-  </library>
-</component>
\ No newline at end of file
diff --git a/.idea/libraries/plug_crypto.xml b/.idea/libraries/plug_crypto.xml
deleted file mode 100644
index 69d4a35b3..000000000
--- a/.idea/libraries/plug_crypto.xml
+++ /dev/null
@@ -1,8 +0,0 @@
-<component name="libraryTable">
-  <library name="plug_crypto" type="mix">
-    <CLASSES />
-    <SOURCES>
-      <root url="file://$PROJECT_DIR$/deps/plug_crypto/lib" />
-    </SOURCES>
-  </library>
-</component>
\ No newline at end of file
diff --git a/.idea/libraries/swoosh.xml b/.idea/libraries/swoosh.xml
deleted file mode 100644
index 546fdb7cd..000000000
--- a/.idea/libraries/swoosh.xml
+++ /dev/null
@@ -1,6 +0,0 @@
-<component name="libraryTable">
-  <library name="swoosh" type="mix">
-    <CLASSES />
-    <SOURCES />
-  </library>
-</component>
\ No newline at end of file