diff --git a/classlib/src/main/java/org/teavm/classlib/impl/ReflectionDependencyListener.java b/classlib/src/main/java/org/teavm/classlib/impl/ReflectionDependencyListener.java
index a1f57eb60..9de0b742c 100644
--- a/classlib/src/main/java/org/teavm/classlib/impl/ReflectionDependencyListener.java
+++ b/classlib/src/main/java/org/teavm/classlib/impl/ReflectionDependencyListener.java
@@ -314,6 +314,9 @@ public class ReflectionDependencyListener extends AbstractDependencyListener {
                 case INTEGER:
                     boxMethod = new MethodReference(Integer.class, "valueOf", int.class, Integer.class);
                     break;
+                case LONG:
+                    boxMethod = new MethodReference(Long.class, "valueOf", long.class, Long.class);
+                    break;
                 case FLOAT:
                     boxMethod = new MethodReference(Float.class, "valueOf", float.class, Float.class);
                     break;
@@ -351,6 +354,9 @@ public class ReflectionDependencyListener extends AbstractDependencyListener {
                 case INTEGER:
                     unboxMethod = new MethodReference(Integer.class, "intValue", int.class);
                     break;
+                case LONG:
+                    unboxMethod = new MethodReference(Long.class, "longValue", long.class);
+                    break;
                 case FLOAT:
                     unboxMethod = new MethodReference(Float.class, "floatValue", float.class);
                     break;
diff --git a/tests/src/test/java/org/teavm/classlib/java/lang/reflect/FieldTest.java b/tests/src/test/java/org/teavm/classlib/java/lang/reflect/FieldTest.java
index 1fd1ab354..5ecc15b37 100644
--- a/tests/src/test/java/org/teavm/classlib/java/lang/reflect/FieldTest.java
+++ b/tests/src/test/java/org/teavm/classlib/java/lang/reflect/FieldTest.java
@@ -40,6 +40,7 @@ public class FieldTest {
                 + "java.lang.String org.teavm.classlib.java.lang.reflect.FieldTest$ReflectableType.d;"
                 + "long org.teavm.classlib.java.lang.reflect.FieldTest$ReflectableType.e;"
                 + "private static short org.teavm.classlib.java.lang.reflect.FieldTest$ReflectableType.f;"
+                + "long org.teavm.classlib.java.lang.reflect.FieldTest$ReflectableType.g;"
                 + "static boolean org.teavm.classlib.java.lang.reflect.FieldTest$ReflectableType.initialized;",
                 sb.toString());
     }
@@ -52,6 +53,14 @@ public class FieldTest {
         assertEquals(23, result);
     }
 
+    @Test
+    public void fieldReadLong() throws NoSuchFieldException, IllegalAccessException {
+        ReflectableType instance = new ReflectableType();
+        Field field = instance.getClass().getDeclaredField("g");
+        Object result = field.get(instance);
+        assertEquals(Long.MAX_VALUE, result);
+    }
+
     @Test
     public void fieldWritten() throws NoSuchFieldException, IllegalAccessException {
         ReflectableType instance = new ReflectableType();
@@ -116,10 +125,9 @@ public class FieldTest {
         @Reflectable private boolean b;
         @Reflectable Object c;
         @Reflectable String d;
-
         long e;
-
         @Reflectable private static short f = 99;
+        @Reflectable long g;
 
         static boolean initialized = true;
 
@@ -129,6 +137,7 @@ public class FieldTest {
             c = "foo";
             d = "bar";
             e = 42;
+            g = Long.MAX_VALUE;
         }
     }
 
diff --git a/tests/src/test/java/org/teavm/classlib/java/lang/reflect/MethodTest.java b/tests/src/test/java/org/teavm/classlib/java/lang/reflect/MethodTest.java
index 11590e043..6d5185e1e 100644
--- a/tests/src/test/java/org/teavm/classlib/java/lang/reflect/MethodTest.java
+++ b/tests/src/test/java/org/teavm/classlib/java/lang/reflect/MethodTest.java
@@ -36,6 +36,7 @@ public class MethodTest {
 
         assertEquals(""
                 + "java.lang.Object Foo.baz();"
+                + "public void Foo.accept(long);"
                 + "public void Foo.bar(java.lang.Object);",
                 text);
     }
@@ -46,7 +47,7 @@ public class MethodTest {
 
         String text = collectMethods(Foo.class.getMethods());
 
-        assertEquals("public void Foo.bar(java.lang.Object);", text);
+        assertEquals("public void Foo.accept(long);public void Foo.bar(java.lang.Object);", text);
     }
 
     @Test
@@ -94,6 +95,7 @@ public class MethodTest {
     private void callMethods() {
         new Foo().bar(null);
         new Foo().baz();
+        new Foo().accept(0);
         new SuperClass().f();
         new SubClass().g();
         new SuperClassWithBridge().f();
@@ -118,6 +120,10 @@ public class MethodTest {
     static class Foo {
         Object value;
 
+        @Reflectable
+        public void accept(long l) {
+        }
+
         @Reflectable
         public void bar(Object value) {
             this.value = value;