diff --git a/Pipfile b/Pipfile
index 2e310888..a33c9aac 100644
--- a/Pipfile
+++ b/Pipfile
@@ -9,7 +9,7 @@ six = "*"
 requests = "*"
 semantic-version = "*"
 raven = "*"
-pyqt5 = "==5.10.1"
+pyqt5 = "==5.11.2"
 requests-toolbelt = "*"
 ply = "*"
 token-bucket = "*"
diff --git a/Pipfile.lock b/Pipfile.lock
index b0200e80..77b5713a 100644
--- a/Pipfile.lock
+++ b/Pipfile.lock
@@ -1,7 +1,7 @@
 {
     "_meta": {
         "hash": {
-            "sha256": "ae6405e5c21f4c3ba2a97819c2c85146a61ee1d74a4cbb56ffbe8b3c3b4724d7"
+            "sha256": "cabc992c0b4f4819e3c9ddb25f4a1bebd5d9bfa8ae8f41c1b5ca49c7a9b12fa4"
         },
         "pipfile-spec": 6,
         "requires": {
@@ -15,12 +15,19 @@
         ]
     },
     "default": {
+        "altgraph": {
+            "hashes": [
+                "sha256:d6814989f242b2b43025cba7161fc1b8fb487a62cd49c49245d6fd01c18ac997",
+                "sha256:ddf5320017147ba7b810198e0b6619bd7b5563aa034da388cea8546b877f9b0c"
+            ],
+            "version": "==0.16.1"
+        },
         "certifi": {
             "hashes": [
-                "sha256:13e698f54293db9f89122b0581843a782ad0934a4fe0172d2a980ba77fc61bb7",
-                "sha256:9fa520c1bacfb634fa7af20a76bcbd3d5fb390481724c597da32c719a7dca4b0"
+                "sha256:4c1d68a1408dd090d2f3a869aa94c3947cc1d967821d1ed303208c9f41f0f2f4",
+                "sha256:b6e8b28b2b7e771a41ecdd12d4d43262ecab52adebbafa42c77d6b57fb6ad3a4"
             ],
-            "version": "==2018.4.16"
+            "version": "==2018.8.13"
         },
         "chardet": {
             "hashes": [
@@ -43,6 +50,12 @@
             "markers": "sys_platform == 'win32'",
             "version": "==1.1.1"
         },
+        "future": {
+            "hashes": [
+                "sha256:e39ced1ab767b5936646cedba8bcce582398233d6a627067d4c6a454c90cfedb"
+            ],
+            "version": "==0.16.0"
+        },
         "idna": {
             "hashes": [
                 "sha256:156a6814fb5ac1fc6850fb002e0852d56c0c8d2531923a51032d1b70760e186e",
@@ -50,6 +63,19 @@
             ],
             "version": "==2.7"
         },
+        "macholib": {
+            "hashes": [
+                "sha256:9485686b89d357f4a99fda5a12349b261ecf2baedd526d2c9b6397167a507e90",
+                "sha256:a8941ff2cf2519859ed64d1248782442c98f5e1e28a1c331911d5501f74b7b37"
+            ],
+            "version": "==1.10"
+        },
+        "pefile": {
+            "hashes": [
+                "sha256:4c5b7e2de0c8cb6c504592167acf83115cbbde01fe4a507c16a1422850e86cd6"
+            ],
+            "version": "==2018.8.8"
+        },
         "ply": {
             "hashes": [
                 "sha256:00c7c1aaa88358b9c765b6d3000c6eec0ba42abca5351b095321aef446081da3",
@@ -66,12 +92,29 @@
         },
         "pyqt5": {
             "hashes": [
-                "sha256:1e652910bd1ffd23a3a48c510ecad23a57a853ed26b782cd54b16658e6f271ac",
-                "sha256:4db7113f464c733a99fcb66c4c093a47cf7204ad3f8b3bda502efcc0839ac14b",
-                "sha256:9c17ab3974c1fc7bbb04cc1c9dae780522c0ebc158613f3025fccae82227b5f7",
-                "sha256:f6035baa009acf45e5f460cf88f73580ad5dc0e72330029acd99e477f20a5d61"
+                "sha256:700b8bb0357bf0ac312bce283449de733f5773dfc77083664be188c8e964c007",
+                "sha256:76d52f3627fac8bfdbc4857ce52a615cd879abd79890cde347682ff9b4b245a2",
+                "sha256:7d0f7c0aed9c3ef70d5856e99f30ebcfe25a58300158dd46ee544cbe1c5b53db",
+                "sha256:d5dc2faf0aeacd0e8b69af1dc9f1276a64020193148356bb319bdfae22b78f88"
             ],
-            "version": "==5.10.1"
+            "version": "==5.11.2"
+        },
+        "pyqt5-sip": {
+            "hashes": [
+                "sha256:3bcd8efae7798ce41aa7c3a052bd5ce1849f437530b8a717bae39197e780f505",
+                "sha256:4a3c5767d6c238d8c62d252ac59312fac8b2264a1e8a5670081d7f3545893005",
+                "sha256:67481d70fb0c7fb83e77b9025e15d0e78c7647c228eef934bd20ba716845a519",
+                "sha256:7b2e563e4e56adee00101a29913fdcc49cc714f6c4f7eb35449f493c3a88fc45",
+                "sha256:92a4950cba7ad7b7f67c09bdf80170ac225b38844b3a10f1271b02bace2ffc64",
+                "sha256:9309c10f9e648521cfe03b62f4658dad2314f81886062cb30e0ad31b337e14b0",
+                "sha256:9f524e60fa6113b50c48fbd869b2aef19833f3fe278097b1e7403e8f4dd5392c",
+                "sha256:a10f59ad65b34e183853e1387b68901f473a2041f7398fac87c4e445ab149830",
+                "sha256:abc2b2df469b4efb01d9dba4b804cbf0312f109ed74752dc3a37394a77d55b1f",
+                "sha256:c09c17009a2dd2a6317a14d3cea9b2300fdb2206cf9bc4bae0870d1919897935",
+                "sha256:c30c162e1430fd5a02207f1bd478e170c61d89fcca11ac6d8babb73cb33a86a8",
+                "sha256:f00ceceef75a2140fda737bd30847ac69b7d92fbd32b6ea7b387017e72176bd8"
+            ],
+            "version": "==4.19.12"
         },
         "pywin32": {
             "hashes": [
@@ -115,23 +158,6 @@
             ],
             "version": "==2.6.0"
         },
-        "sip": {
-            "hashes": [
-                "sha256:09f9a4e6c28afd0bafedb26ffba43375b97fe7207bd1a0d3513f79b7d168b331",
-                "sha256:105edaaa1c8aa486662226360bd3999b4b89dd56de3e314d82b83ed0587d8783",
-                "sha256:1bb10aac55bd5ab0e2ee74b3047aa2016cfa7932077c73f602a6f6541af8cd51",
-                "sha256:265ddf69235dd70571b7d4da20849303b436192e875ce7226be7144ca702a45c",
-                "sha256:52074f7cb5488e8b75b52f34ec2230bc75d22986c7fe5cd3f2d266c23f3349a7",
-                "sha256:5ff887a33839de8fc77d7f69aed0259b67a384dc91a1dc7588e328b0b980bde2",
-                "sha256:74da4ddd20c5b35c19cda753ce1e8e1f71616931391caeac2de7a1715945c679",
-                "sha256:7d69e9cf4f8253a3c0dfc5ba6bb9ac8087b8239851f22998e98cb35cfe497b68",
-                "sha256:97bb93ee0ef01ba90f57be2b606e08002660affd5bc380776dd8b0fcaa9e093a",
-                "sha256:cf98150a99e43fda7ae22abe655b6f202e491d6291486548daa56cb15a2fcf85",
-                "sha256:d9023422127b94d11c1a84bfa94933e959c484f2c79553c1ef23c69fe00d25f8",
-                "sha256:e72955e12f4fccf27aa421be383453d697b8a44bde2cc26b08d876fd492d0174"
-            ],
-            "version": "==4.19.8"
-        },
         "six": {
             "hashes": [
                 "sha256:70e8a77beed4562e7f14fe23a786b54f6296e34344c23bc42f07b15018ff98e9",
@@ -151,6 +177,7 @@
                 "sha256:a68ac5e15e76e7e5dd2b8f94007233e01effe3e50e8daddf69acfd81cb686baf",
                 "sha256:b5725a0bd4ba422ab0e66e89e030c806576753ea3ee08554382c14e685d117b5"
             ],
+            "markers": "python_version != '3.3.*' and python_version < '4' and python_version != '3.0.*' and python_version != '3.2.*' and python_version >= '2.6' and python_version != '3.1.*'",
             "version": "==1.23"
         }
     },
diff --git a/knossos/windows.py b/knossos/windows.py
index 35fd10a9..67e7dab2 100644
--- a/knossos/windows.py
+++ b/knossos/windows.py
@@ -58,7 +58,8 @@ def __init__(self, custom_bar=False, *args):
 
     def set_custom_bar(self, enabled):
         if enabled != self._custom_bar:
-            self.setWindowFlag(QtCore.Qt.FramelessWindowHint, enabled)
+            self.setWindowFlags(
+                QtCore.Qt.FramelessWindowHint if enabled else QtCore.Qt.Window)
             self.setMouseTracking(enabled)
             self.hide()
             self.show()