diff --git a/CHANGELOG.md b/CHANGELOG.md
index e1c1081..c5d90af 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,10 @@ All notable changes to this project will be documented in this file
 automatically by Versionist. DO NOT EDIT THIS FILE MANUALLY!
 This project adheres to [Semantic Versioning](http://semver.org/).
 
+## v0.6.3 - 2017-08-02
+
+* Fix clippy warnings about long literals [majorz]
+
 ## v0.6.2 - 2017-07-04
 
 * NetworkManager::get_connectivity fixed and added test [majorz]
diff --git a/Cargo.toml b/Cargo.toml
index c766c84..7b11d8d 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "network_manager"
-version = "0.6.2"
+version = "0.6.3"
 authors = ["Joseph Roberts <joe@resin.io>", "Zahari Petkov <zahari@resin.io>"]
 
 [dependencies]
diff --git a/src/wifi.rs b/src/wifi.rs
index b0e6f51..750b1ce 100644
--- a/src/wifi.rs
+++ b/src/wifi.rs
@@ -105,11 +105,11 @@ impl AccessPoint {
 
 bitflags! {
     pub struct Security: u32 {
-        const NONE         = 0b0000000;
-        const WEP          = 0b0000001;
-        const WPA          = 0b0000010;
-        const WPA2         = 0b0000100;
-        const ENTERPRISE   = 0b0001000;
+        const NONE         = 0b0000_0000;
+        const WEP          = 0b0000_0001;
+        const WPA          = 0b0000_0010;
+        const WPA2         = 0b0000_0100;
+        const ENTERPRISE   = 0b0000_1000;
     }
 }
 
@@ -117,9 +117,9 @@ bitflags! {
 bitflags! {
     pub struct NM80211ApFlags: u32 {
         // access point has no special capabilities
-        const AP_FLAGS_NONE           = 0x00000000;
+        const AP_FLAGS_NONE           = 0x0000_0000;
         // access point requires authentication and
-        const AP_FLAGS_PRIVACY        = 0x00000001;
+        const AP_FLAGS_PRIVACY        = 0x0000_0001;
     }
 }
 
@@ -127,27 +127,27 @@ bitflags! {
 bitflags! {
     pub struct NM80211ApSecurityFlags: u32 {
          // the access point has no special security requirements
-        const AP_SEC_NONE                    = 0x00000000;
+        const AP_SEC_NONE                    = 0x0000_0000;
         // 40/64-bit WEP is supported for pairwise/unicast encryption
-        const AP_SEC_PAIR_WEP40              = 0x00000001;
+        const AP_SEC_PAIR_WEP40              = 0x0000_0001;
         // 104/128-bit WEP is supported for pairwise/unicast encryption
-        const AP_SEC_PAIR_WEP104             = 0x00000002;
+        const AP_SEC_PAIR_WEP104             = 0x0000_0002;
         // TKIP is supported for pairwise/unicast encryption
-        const AP_SEC_PAIR_TKIP               = 0x00000004;
+        const AP_SEC_PAIR_TKIP               = 0x0000_0004;
         // AES/CCMP is supported for pairwise/unicast encryption
-        const AP_SEC_PAIR_CCMP               = 0x00000008;
+        const AP_SEC_PAIR_CCMP               = 0x0000_0008;
         // 40/64-bit WEP is supported for group/broadcast encryption
-        const AP_SEC_GROUP_WEP40             = 0x00000010;
+        const AP_SEC_GROUP_WEP40             = 0x0000_0010;
         // 104/128-bit WEP is supported for group/broadcast encryption
-        const AP_SEC_GROUP_WEP104            = 0x00000020;
+        const AP_SEC_GROUP_WEP104            = 0x0000_0020;
         // TKIP is supported for group/broadcast encryption
-        const AP_SEC_GROUP_TKIP              = 0x00000040;
+        const AP_SEC_GROUP_TKIP              = 0x0000_0040;
         // AES/CCMP is supported for group/broadcast encryption
-        const AP_SEC_GROUP_CCMP              = 0x00000080;
+        const AP_SEC_GROUP_CCMP              = 0x0000_0080;
         // WPA/RSN Pre-Shared Key encryption is supported
-        const AP_SEC_KEY_MGMT_PSK            = 0x00000100;
+        const AP_SEC_KEY_MGMT_PSK            = 0x0000_0100;
         // 802.1x authentication and key management is supported
-        const AP_SEC_KEY_MGMT_802_1X         = 0x00000200;
+        const AP_SEC_KEY_MGMT_802_1X         = 0x0000_0200;
     }
 }