diff --git a/pom.xml b/pom.xml
index c9953bb..7b167c8 100644
--- a/pom.xml
+++ b/pom.xml
@@ -175,7 +175,7 @@
     <dependency>
       <groupId>org.reflections</groupId>
       <artifactId>reflections</artifactId>
-      <version>0.9.11</version>
+      <version>0.9.9</version>
     </dependency>
 
     <dependency>
diff --git a/src/main/kotlin/table/FunctionTable.kt b/src/main/kotlin/table/FunctionTable.kt
index e1b4a91..104be72 100644
--- a/src/main/kotlin/table/FunctionTable.kt
+++ b/src/main/kotlin/table/FunctionTable.kt
@@ -8,11 +8,12 @@ import org.reflections.Reflections
 object FunctionTable {
 
     private val table = mutableMapOf<String, LispFunction>()
-    private val reflections = Reflections("function")
-    private val allBuiltIns =
-        reflections.getTypesAnnotatedWith(FunctionNames::class.java)
+
+    private val allBuiltIns = with(Reflections("function.builtin")) {
+        getTypesAnnotatedWith(FunctionNames::class.java)
             .filterIsInstance<Class<out LispFunction>>()
             .toSet()
+    }
 
     init {
         initializeFunctionTable(allBuiltIns)