diff --git a/Libraries/LibJS/Runtime/MathObject.cpp b/Libraries/LibJS/Runtime/MathObject.cpp
index aa49dc5ab0..d26f3b9a22 100644
--- a/Libraries/LibJS/Runtime/MathObject.cpp
+++ b/Libraries/LibJS/Runtime/MathObject.cpp
@@ -114,18 +114,18 @@ Value MathObject::round(Interpreter& interpreter)
 
 Value MathObject::max(Interpreter& interpreter)
 {
-    if (!interpreter.argument_count()) {
-        return Value(-js_infinity().as_double());
-    } else if (interpreter.argument_count() == 1) {
+    if (!interpreter.argument_count())
+        return js_negative_infinity();
+
+    if (interpreter.argument_count() == 1)
         return interpreter.argument(0).to_number();
-    } else {
-        Value max = interpreter.argument(0).to_number();
-        for (size_t i = 1; i < interpreter.argument_count(); ++i) {
-            Value cur = interpreter.argument(i).to_number();
-            max = Value(cur.as_double() > max.as_double() ? cur : max);
-        }
-        return max;
+
+    Value max = interpreter.argument(0).to_number();
+    for (size_t i = 1; i < interpreter.argument_count(); ++i) {
+        Value cur = interpreter.argument(i).to_number();
+        max = Value(cur.as_double() > max.as_double() ? cur : max);
     }
+    return max;
 }
 
 Value MathObject::min(Interpreter& interpreter)
diff --git a/Libraries/LibJS/Runtime/NumberConstructor.cpp b/Libraries/LibJS/Runtime/NumberConstructor.cpp
index aeb0282514..817a4858b0 100644
--- a/Libraries/LibJS/Runtime/NumberConstructor.cpp
+++ b/Libraries/LibJS/Runtime/NumberConstructor.cpp
@@ -45,7 +45,7 @@ NumberConstructor::NumberConstructor()
     put("EPSILON", Value(EPSILON));
     put("MAX_SAFE_INTEGER", Value(MAX_SAFE_INTEGER));
     put("MIN_SAFE_INTEGER", Value(MIN_SAFE_INTEGER));
-    put("NEGATIVE_INFINITY", Value(-js_infinity().as_double()));
+    put("NEGATIVE_INFINITY", js_negative_infinity());
     put("POSITIVE_INFINITY", js_infinity());
     put("NaN", js_nan());
 }
diff --git a/Libraries/LibJS/Runtime/Value.cpp b/Libraries/LibJS/Runtime/Value.cpp
index fbfd214852..1bf14b245b 100644
--- a/Libraries/LibJS/Runtime/Value.cpp
+++ b/Libraries/LibJS/Runtime/Value.cpp
@@ -143,7 +143,7 @@ Value Value::to_number() const
         if (string == "Infinity" || string == "+Infinity")
             return js_infinity();
         if (string == "-Infinity")
-            return Value(-js_infinity().as_double());
+            return js_negative_infinity();
         bool ok;
         //FIXME: Parse in a better way
         auto parsed_int = string.to_int(ok);
diff --git a/Libraries/LibJS/Runtime/Value.h b/Libraries/LibJS/Runtime/Value.h
index 7a5820e6b0..79ce3bbfc8 100644
--- a/Libraries/LibJS/Runtime/Value.h
+++ b/Libraries/LibJS/Runtime/Value.h
@@ -182,6 +182,11 @@ inline Value js_infinity()
     return Value(__builtin_huge_val());
 }
 
+inline Value js_negative_infinity()
+{
+    return Value(-__builtin_huge_val());
+}
+
 Value greater_than(Value lhs, Value rhs);
 Value greater_than_equals(Value lhs, Value rhs);
 Value less_than(Value lhs, Value rhs);