diff --git a/.idea/libraries/Ceylon__com_zaxxer_SparseBitSet_1_2.xml b/.idea/libraries/Ceylon__com_zaxxer_SparseBitSet_1_2.xml
new file mode 100644
index 0000000000..7f7d2a6389
--- /dev/null
+++ b/.idea/libraries/Ceylon__com_zaxxer_SparseBitSet_1_2.xml
@@ -0,0 +1,11 @@
+<component name="libraryTable">
+  <library name="Ceylon: com.zaxxer:SparseBitSet/1.2">
+    <CLASSES>
+      <root url="jar://$USER_HOME$/.m2/repository/com/zaxxer/SparseBitSet/1.2/SparseBitSet-1.2.jar!/" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES>
+      <root url="jar://$USER_HOME$/.m2/repository/com/zaxxer/SparseBitSet/1.2/SparseBitSet-1.2-sources.jar!/" />
+    </SOURCES>
+  </library>
+</component>
\ No newline at end of file
diff --git a/viewer-ceylon.iml b/viewer-ceylon.iml
index d73d365823..d8b63eb2ae 100644
--- a/viewer-ceylon.iml
+++ b/viewer-ceylon.iml
@@ -47,6 +47,7 @@
     <orderEntry type="library" scope="PROVIDED" name="Ceylon: com.redhat.ceylon.model/1.3.3" level="project" />
     <orderEntry type="library" scope="PROVIDED" name="Ceylon: com.redhat.ceylon.module-resolver/1.3.3" level="project" />
     <orderEntry type="library" scope="PROVIDED" name="Ceylon: com.vasileff.ceylon.structures/1.1.3" level="project" />
+    <orderEntry type="library" scope="PROVIDED" name="Ceylon: com.zaxxer:SparseBitSet/1.2" level="project" />
     <orderEntry type="library" scope="PROVIDED" name="Ceylon: org.xerial:sqlite-jdbc/3.23.1" level="project" />
   </component>
 </module>
\ No newline at end of file