diff --git a/Pipfile b/Pipfile
index 730aa66..d98bde8 100644
--- a/Pipfile
+++ b/Pipfile
@@ -7,7 +7,6 @@ sphinx = "*"
 humanize = "*"
 pytz = "*"
 dateparser = "*"
-"ruamel.yaml" = "*"
 tzlocal = "*"
 pendulum = ">=1.0"
 snaptime = "*"
diff --git a/Pipfile.lock b/Pipfile.lock
index abf1bdb..4c112d4 100644
--- a/Pipfile.lock
+++ b/Pipfile.lock
@@ -1,7 +1,7 @@
 {
     "_meta": {
         "hash": {
-            "sha256": "3abd33d2f9beea083faca673fa3864252623b284fa24f9a8b939aed12428318c"
+            "sha256": "6fdfa7624ebc3f1903bafc13b24eb87266e3e873ca105d3609190fe3217201ac"
         },
         "pipfile-spec": 6,
         "requires": {},
@@ -31,24 +31,24 @@
         },
         "pendulum": {
             "hashes": [
-                "sha256:0c14388546db6605a860b8b7112cb69d0b11c9ce5e072210504544e0d4575799",
-                "sha256:39a255776528afe11ea0d57814f9bf3729c1e0b99063af2e5c6cfd750c3e1f7f",
-                "sha256:3c85e8cbc91f45e1cc916cc9180b34153cd6aaaaacfb51a48b3156318314fa82",
-                "sha256:8199206c479b13947dcac63c025575d035331bb3819d1783dc1d568a11962906",
-                "sha256:8798aeca58b3dd7ffdc5a4993c9eaafedc4048165429e8f499ddd62c73bf3964",
-                "sha256:881efe37328de0785c0731d462e1485a45712f2cd5cb55907d6c15458460ebeb",
-                "sha256:bcca072f82e84b419efec1320cd3ee5c230d263f3a601b146651ed4db77d89f0",
-                "sha256:ff0c5fa3af4a471a218408c448b804ac6bccb105127727474f4e83c0e4072e97"
+                "sha256:253983de6d64a01909c2524e4ab27febd0d3987d001ea6ab93a7b945fdc0e6c6",
+                "sha256:3d8b280a903fb25bdba258203bbcd0533c5c04a65878f6e0700931dedd2bae72",
+                "sha256:4c945ed6a3b0afab8c2f1b1e3e26bb23ad0a9be6f201604111a8217cea78e7ab",
+                "sha256:501670f3b1d581395ec4094aff7c13dca6b699d1810cf15c446433b9e736eb4a",
+                "sha256:601e52cb0425e94b1784b6613a9085e0066ae1fa1915d18771884b67e93cac5c",
+                "sha256:76ee830b4b57a3f8244a228505bf9c55285cc92f1a200c8578b0ca54f8185861",
+                "sha256:b9a7ef02ad6255292f35218c595f8be35e0ca3c7ac19e633ff2de96480f26ab3",
+                "sha256:f30fb1149e4f67b3aaa9eae874dca7bbf49788ac121d702486f5b9fe549e7920"
             ],
             "index": "pypi",
-            "version": "==1.4.2"
+            "version": "==1.4.4"
         },
         "python-dateutil": {
             "hashes": [
-                "sha256:07009062406cffd554a9b4135cd2ff167c9bf6b7aac61fe946c93e69fad1bbd8",
-                "sha256:8f95bb7e6edbb2456a51a1fb58c8dca942024b4f5844cae62c90aa88afe6e300"
+                "sha256:3220490fb9741e2342e1cf29a503394fdac874bc39568288717ee67047ff29df",
+                "sha256:9d8074be4c993fbe4947878ce593052f71dac82932a677d49194d8ce9778002e"
             ],
-            "version": "==2.7.0"
+            "version": "==2.7.2"
         },
         "pytz": {
             "hashes": [
@@ -92,29 +92,6 @@
             ],
             "version": "==2018.2.21"
         },
-        "ruamel.yaml": {
-            "hashes": [
-                "sha256:01e30ecb1b1c0ebf9fce814dc20dace402571517277799291202b61b22096c24",
-                "sha256:02babffd019911841ba01b76e23dfec7c9e9b2725503fb2698c4982fa1a6e835",
-                "sha256:072f6364a89972e8dc0afdce3335a709d5464dfeaa4f736d092a54574338b874",
-                "sha256:14d161558e3bf89e87d77c218098be22fa9a0d6d0bea40250fce525b1d0cbee2",
-                "sha256:5504398fc755a2b14c9983b2101161a8591a4b30812590cc1c365e7fcc117dfa",
-                "sha256:68c8f2986bcb91b6db1aea8698941769840c7257e951a9377048f7eff35be773",
-                "sha256:6d05c5a5baf829c70916c226ef3200650846a7227de226bca8a59efaf88bb973",
-                "sha256:6d7929b24e329d662fa43b657fddfee5260e2d35d0a543065cd755d4e17a9b2f",
-                "sha256:8dc74821e4bb6b21fb1ab35964e159391d99ee44981d07d57bf96e2395f3ef75",
-                "sha256:9225c83952d28f302cfc23c3d9a6f8231bfd581476d7aff1e3c7de49eecb4ee9",
-                "sha256:b6c5d5f03ba78e3f27c7188a00c4e09b6a4507fe3154ba40a294e09cb30ee016",
-                "sha256:c0908896e34b617ead40552cab03c1769bdc43d1da02419160dc900c5dfddde2",
-                "sha256:c41e04b526d0153c9246cfab87d7ddefdc9f165cb8886a8ec48ba7a2b73069f6",
-                "sha256:e2d2715bf92156bec5fb42e92e95dac1c4d9904f8a3d4e2d0c438758fe9092d7",
-                "sha256:e3bbfe0d294e08fdbb0cb05485435a2ceb4e168e98b5dc611f051c1864986b4b",
-                "sha256:f2d02a4af5a13b09d0b823cdd0317b54f3e0115e50b5ac4d9840c3a1b566817f",
-                "sha256:fcfc24a21594c071cc4588e84b7657a1f47ebcf6037c6c43fa15c4bbd3989ec2"
-            ],
-            "index": "pypi",
-            "version": "==0.15.35"
-        },
         "six": {
             "hashes": [
                 "sha256:70e8a77beed4562e7f14fe23a786b54f6296e34344c23bc42f07b15018ff98e9",
@@ -181,6 +158,14 @@
             ],
             "version": "==0.14"
         },
+        "freezegun": {
+            "hashes": [
+                "sha256:703caac155dcaad61f78de4cb0666dca778d854dfb90b3699930adee0559a622",
+                "sha256:94c59d69bb99c9ec3ca5a3adb41930d3ea09d2a9756c23a02d89fa75646e78dd"
+            ],
+            "index": "pypi",
+            "version": "==0.3.10"
+        },
         "idna": {
             "hashes": [
                 "sha256:2c6a5de3089009e3da7c5dde64a141dbc8551d5b7f6cf4ed7c2568d0cc520a8f",
@@ -208,6 +193,14 @@
             ],
             "version": "==1.0"
         },
+        "more-itertools": {
+            "hashes": [
+                "sha256:0dd8f72eeab0d2c3bd489025bb2f6a1b8342f9b198f6fc37b52d15cfa4531fea",
+                "sha256:11a625025954c20145b37ff6309cd54e39ca94f72f6bb9576d1195db6fa2442e",
+                "sha256:c9ce7eccdcb901a2c75d326ea134e0886abfbea5f93e91cc95de9507c0816c44"
+            ],
+            "version": "==4.1.0"
+        },
         "packaging": {
             "hashes": [
                 "sha256:e9215d2d2535d3ae866c3d6efc77d5b24a0192cce0ff20e42896cc0664f889c0",
@@ -223,10 +216,10 @@
         },
         "py": {
             "hashes": [
-                "sha256:8cca5c229d225f8c1e3085be4fcf306090b00850fefad892f9d96c7b6e2f310f",
-                "sha256:ca18943e28235417756316bfada6cd96b23ce60dd532642690dcfdaba988a76d"
+                "sha256:29c9fab495d7528e80ba1e343b958684f4ace687327e6f789a94bf3d1915f881",
+                "sha256:983f77f3331356039fdd792e9220b7b8ee1aa6bd2b25f567a963ff1de5a64f6a"
             ],
-            "version": "==1.5.2"
+            "version": "==1.5.3"
         },
         "pygments": {
             "hashes": [
@@ -249,11 +242,18 @@
         },
         "pytest": {
             "hashes": [
-                "sha256:062027955bccbc04d2fcd5d79690947e018ba31abe4c90b2c6721abec734261b",
-                "sha256:117bad36c1a787e1a8a659df35de53ba05f9f3398fb9e4ac17e80ad5903eb8c5"
+                "sha256:6266f87ab64692112e5477eba395cfedda53b1933ccd29478e671e73b420c19c",
+                "sha256:fae491d1874f199537fd5872b5e1f0e74a009b979df9d53d1553fd03da1703e1"
             ],
             "index": "pypi",
-            "version": "==3.4.2"
+            "version": "==3.5.0"
+        },
+        "python-dateutil": {
+            "hashes": [
+                "sha256:3220490fb9741e2342e1cf29a503394fdac874bc39568288717ee67047ff29df",
+                "sha256:9d8074be4c993fbe4947878ce593052f71dac82932a677d49194d8ce9778002e"
+            ],
+            "version": "==2.7.2"
         },
         "pytz": {
             "hashes": [
@@ -293,11 +293,11 @@
         },
         "sphinx": {
             "hashes": [
-                "sha256:41ae26acc6130ccf6ed47e5cca73742b80d55a134f0ab897c479bba8d3640b8e",
-                "sha256:da987de5fcca21a4acc7f67a86a363039e67ac3e8827161e61b91deb131c0ee8"
+                "sha256:5a1c9a0fec678c24b9a2f5afba240c04668edb7f45c67ce2ed008996b3f21ae2",
+                "sha256:7a606d77618a753adb79e13605166e3cf6a0e5678526e044236fc1ac43650910"
             ],
             "index": "pypi",
-            "version": "==1.7.1"
+            "version": "==1.7.2"
         },
         "sphinxcontrib-websupport": {
             "hashes": [
diff --git a/maya/core.py b/maya/core.py
index c72e7ea..e47c862 100644
--- a/maya/core.py
+++ b/maya/core.py
@@ -2,11 +2,6 @@
 # || \/ | ||=|| \\// ||=||
 # ||    | || ||  //  || ||
 # Ignore warnings for yaml usage.
-import warnings
-import ruamel.yaml
-
-warnings.simplefilter('ignore', ruamel.yaml.error.UnsafeLoaderWarning)
-
 import email.utils
 import time
 import functools
diff --git a/setup.py b/setup.py
index 701f41b..d93d3ad 100755
--- a/setup.py
+++ b/setup.py
@@ -24,7 +24,6 @@
     'humanize',
     'pytz',
     'dateparser',
-    'ruamel.yaml',
     'tzlocal',
     'pendulum',
     'snaptime'