diff --git a/shared/src/main/scala/com/comcast/ip4s/Cidr.scala b/shared/src/main/scala/com/comcast/ip4s/Cidr.scala
index 17def02..03cb7e8 100644
--- a/shared/src/main/scala/com/comcast/ip4s/Cidr.scala
+++ b/shared/src/main/scala/com/comcast/ip4s/Cidr.scala
@@ -99,7 +99,7 @@ final class Cidr[+A <: IpAddress] private (val address: A, val prefixBits: Int)
     a => a >= start && a <= end
   }
 
-  override def toString: String = s"$address/$prefixBits"
+  override def toString: String = s"$prefix/$prefixBits"
   override def hashCode: Int = MurmurHash3.productHash((prefix, prefixBits), productPrefix.hashCode)
   override def equals(other: Any): Boolean =
     other match {
diff --git a/test-kit/shared/src/test/scala/com/comcast/ip4s/CidrTest.scala b/test-kit/shared/src/test/scala/com/comcast/ip4s/CidrTest.scala
index 814b277..a6a0081 100644
--- a/test-kit/shared/src/test/scala/com/comcast/ip4s/CidrTest.scala
+++ b/test-kit/shared/src/test/scala/com/comcast/ip4s/CidrTest.scala
@@ -25,11 +25,11 @@ class CidrTest extends BaseTestSuite {
   }
 
   property("toString prints prefix") {
-    forAll { (cidr: Cidr[IpAddress])  => assert(cidr.toString.contains(cidr.prefix.toString)) }
+    forAll { (cidr: Cidr[IpAddress]) => assert(cidr.toString.contains(cidr.prefix.toString)) }
   }
 
   property("ranges that include the same elements are equal") {
-    forAll { (cidr: Cidr[IpAddress])  =>
+    forAll { (cidr: Cidr[IpAddress]) =>
       val first = Cidr(cidr.prefix, cidr.prefixBits)
       val last = Cidr(cidr.last, cidr.prefixBits)
       assertEquals(first, last)