diff --git a/package-lock.json b/package-lock.json
index d0f10dc..55a8986 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -80,6 +80,52 @@
         "arrify": "1.0.1"
       }
     },
+    "@ladjs/time-require": {
+      "version": "0.1.4",
+      "resolved": "https://registry.npmjs.org/@ladjs/time-require/-/time-require-0.1.4.tgz",
+      "integrity": "sha512-weIbJqTMfQ4r1YX85u54DKfjLZs2jwn1XZ6tIOP/pFgMwhIN5BAtaCp/1wn9DzyLsDR9tW0R2NIePcVJ45ivQQ==",
+      "dev": true,
+      "requires": {
+        "chalk": "0.4.0",
+        "date-time": "0.1.1",
+        "pretty-ms": "0.2.2",
+        "text-table": "0.2.0"
+      },
+      "dependencies": {
+        "ansi-styles": {
+          "version": "1.0.0",
+          "resolved": "https://registry.npmjs.org/ansi-styles/-/ansi-styles-1.0.0.tgz",
+          "integrity": "sha1-yxAt8cVvUSPquLZ817mAJ6AnkXg=",
+          "dev": true
+        },
+        "chalk": {
+          "version": "0.4.0",
+          "resolved": "https://registry.npmjs.org/chalk/-/chalk-0.4.0.tgz",
+          "integrity": "sha1-UZmj3c0MHv4jvAjBsCewYXbgxk8=",
+          "dev": true,
+          "requires": {
+            "ansi-styles": "1.0.0",
+            "has-color": "0.1.7",
+            "strip-ansi": "0.1.1"
+          }
+        },
+        "pretty-ms": {
+          "version": "0.2.2",
+          "resolved": "https://registry.npmjs.org/pretty-ms/-/pretty-ms-0.2.2.tgz",
+          "integrity": "sha1-2oeaaC/zOjcBEEbxPWJ/Z8c7hPY=",
+          "dev": true,
+          "requires": {
+            "parse-ms": "0.1.2"
+          }
+        },
+        "strip-ansi": {
+          "version": "0.1.1",
+          "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-0.1.1.tgz",
+          "integrity": "sha1-OeipjQRNFQZgq+SmgIrPcLt7yZE=",
+          "dev": true
+        }
+      }
+    },
     "@terrajs/mono": {
       "version": "0.9.1",
       "resolved": "https://registry.npmjs.org/@terrajs/mono/-/mono-0.9.1.tgz",
@@ -375,15 +421,16 @@
       "dev": true
     },
     "ava": {
-      "version": "0.24.0",
-      "resolved": "https://registry.npmjs.org/ava/-/ava-0.24.0.tgz",
-      "integrity": "sha512-o/ykNzsWB5qgh1cR9jzVw0E1y4E219aXl9njNFGSamSCsD7VhPd3aoZabNZuG1PSVMZmQ8RuwKnTuz/loNhKnw==",
+      "version": "0.25.0",
+      "resolved": "https://registry.npmjs.org/ava/-/ava-0.25.0.tgz",
+      "integrity": "sha512-4lGNJCf6xL8SvsKVEKxEE46se7JAUIAZoKHw9itTQuwcsydhpAMkBs5gOOiWiwt0JKNIuXWc2/r4r8ZdcNrBEw==",
       "dev": true,
       "requires": {
         "@ava/babel-preset-stage-4": "1.1.0",
         "@ava/babel-preset-transform-test-files": "3.0.0",
         "@ava/write-file-atomic": "2.2.0",
         "@concordance/react": "1.0.0",
+        "@ladjs/time-require": "0.1.4",
         "ansi-escapes": "3.0.0",
         "ansi-styles": "3.2.1",
         "arr-flatten": "1.1.0",
@@ -430,7 +477,6 @@
         "is-obj": "1.0.1",
         "is-observable": "1.1.0",
         "is-promise": "2.1.0",
-        "js-yaml": "3.10.0",
         "last-line-stream": "1.0.0",
         "lodash.clonedeepwith": "4.5.0",
         "lodash.debounce": "4.0.8",
@@ -458,8 +504,8 @@
         "stack-utils": "1.0.1",
         "strip-ansi": "4.0.0",
         "strip-bom-buf": "1.0.0",
+        "supertap": "1.0.0",
         "supports-color": "5.3.0",
-        "time-require": "0.1.2",
         "trim-off-newlines": "1.0.1",
         "unique-temp-dir": "1.0.0",
         "update-notifier": "2.3.0"
@@ -1883,6 +1929,17 @@
         "md5-hex": "2.0.0",
         "semver": "5.5.0",
         "well-known-symbols": "1.0.0"
+      },
+      "dependencies": {
+        "date-time": {
+          "version": "2.1.0",
+          "resolved": "https://registry.npmjs.org/date-time/-/date-time-2.1.0.tgz",
+          "integrity": "sha512-/9+C44X7lot0IeiyfgJmETtRMhBidBYM2QFFIkGa0U1k+hSyY87Nw7PY3eDqpvCBm7I3WCSfPeZskW/YYq6m4g==",
+          "dev": true,
+          "requires": {
+            "time-zone": "1.0.0"
+          }
+        }
       }
     },
     "config-chain": {
@@ -2072,13 +2129,10 @@
       }
     },
     "date-time": {
-      "version": "2.1.0",
-      "resolved": "https://registry.npmjs.org/date-time/-/date-time-2.1.0.tgz",
-      "integrity": "sha512-/9+C44X7lot0IeiyfgJmETtRMhBidBYM2QFFIkGa0U1k+hSyY87Nw7PY3eDqpvCBm7I3WCSfPeZskW/YYq6m4g==",
-      "dev": true,
-      "requires": {
-        "time-zone": "1.0.0"
-      }
+      "version": "0.1.1",
+      "resolved": "https://registry.npmjs.org/date-time/-/date-time-0.1.1.tgz",
+      "integrity": "sha1-7S9tk9l5DOL9ZtW1/z7dW7y/Owc=",
+      "dev": true
     },
     "debug": {
       "version": "3.1.0",
@@ -8856,9 +8910,9 @@
       }
     },
     "parse-ms": {
-      "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/parse-ms/-/parse-ms-1.0.1.tgz",
-      "integrity": "sha1-VjRtR0nXjyNDDKDHE4UK75GqNh0=",
+      "version": "0.1.2",
+      "resolved": "https://registry.npmjs.org/parse-ms/-/parse-ms-0.1.2.tgz",
+      "integrity": "sha1-3T+iXtbC78e93hKtm0bBY6opIk4=",
       "dev": true
     },
     "parsejson": {
@@ -9078,6 +9132,14 @@
       "requires": {
         "parse-ms": "1.0.1",
         "plur": "2.1.2"
+      },
+      "dependencies": {
+        "parse-ms": {
+          "version": "1.0.1",
+          "resolved": "https://registry.npmjs.org/parse-ms/-/parse-ms-1.0.1.tgz",
+          "integrity": "sha1-VjRtR0nXjyNDDKDHE4UK75GqNh0=",
+          "dev": true
+        }
       }
     },
     "private": {
@@ -9623,6 +9685,12 @@
         }
       }
     },
+    "serialize-error": {
+      "version": "2.1.0",
+      "resolved": "https://registry.npmjs.org/serialize-error/-/serialize-error-2.1.0.tgz",
+      "integrity": "sha1-ULZ51WNc34Rme9yOWa9OW4HV9go=",
+      "dev": true
+    },
     "serve-static": {
       "version": "1.13.1",
       "resolved": "https://registry.npmjs.org/serve-static/-/serve-static-1.13.1.tgz",
@@ -10366,6 +10434,19 @@
       "integrity": "sha1-PFMZQukIwml8DsNEhYwobHygpgo=",
       "dev": true
     },
+    "supertap": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/supertap/-/supertap-1.0.0.tgz",
+      "integrity": "sha512-HZJ3geIMPgVwKk2VsmO5YHqnnJYl6bV5A9JW2uzqV43WmpgliNEYbuvukfor7URpaqpxuw3CfZ3ONdVbZjCgIA==",
+      "dev": true,
+      "requires": {
+        "arrify": "1.0.1",
+        "indent-string": "3.2.0",
+        "js-yaml": "3.10.0",
+        "serialize-error": "2.1.0",
+        "strip-ansi": "4.0.0"
+      }
+    },
     "supports-color": {
       "version": "5.3.0",
       "resolved": "https://registry.npmjs.org/supports-color/-/supports-color-5.3.0.tgz",
@@ -10445,64 +10526,6 @@
         "xtend": "4.0.1"
       }
     },
-    "time-require": {
-      "version": "0.1.2",
-      "resolved": "https://registry.npmjs.org/time-require/-/time-require-0.1.2.tgz",
-      "integrity": "sha1-+eEss3D8JgXhFARYK6VO9corLZg=",
-      "dev": true,
-      "requires": {
-        "chalk": "0.4.0",
-        "date-time": "0.1.1",
-        "pretty-ms": "0.2.2",
-        "text-table": "0.2.0"
-      },
-      "dependencies": {
-        "ansi-styles": {
-          "version": "1.0.0",
-          "resolved": "https://registry.npmjs.org/ansi-styles/-/ansi-styles-1.0.0.tgz",
-          "integrity": "sha1-yxAt8cVvUSPquLZ817mAJ6AnkXg=",
-          "dev": true
-        },
-        "chalk": {
-          "version": "0.4.0",
-          "resolved": "https://registry.npmjs.org/chalk/-/chalk-0.4.0.tgz",
-          "integrity": "sha1-UZmj3c0MHv4jvAjBsCewYXbgxk8=",
-          "dev": true,
-          "requires": {
-            "ansi-styles": "1.0.0",
-            "has-color": "0.1.7",
-            "strip-ansi": "0.1.1"
-          }
-        },
-        "date-time": {
-          "version": "0.1.1",
-          "resolved": "https://registry.npmjs.org/date-time/-/date-time-0.1.1.tgz",
-          "integrity": "sha1-7S9tk9l5DOL9ZtW1/z7dW7y/Owc=",
-          "dev": true
-        },
-        "parse-ms": {
-          "version": "0.1.2",
-          "resolved": "https://registry.npmjs.org/parse-ms/-/parse-ms-0.1.2.tgz",
-          "integrity": "sha1-3T+iXtbC78e93hKtm0bBY6opIk4=",
-          "dev": true
-        },
-        "pretty-ms": {
-          "version": "0.2.2",
-          "resolved": "https://registry.npmjs.org/pretty-ms/-/pretty-ms-0.2.2.tgz",
-          "integrity": "sha1-2oeaaC/zOjcBEEbxPWJ/Z8c7hPY=",
-          "dev": true,
-          "requires": {
-            "parse-ms": "0.1.2"
-          }
-        },
-        "strip-ansi": {
-          "version": "0.1.1",
-          "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-0.1.1.tgz",
-          "integrity": "sha1-OeipjQRNFQZgq+SmgIrPcLt7yZE=",
-          "dev": true
-        }
-      }
-    },
     "time-zone": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/time-zone/-/time-zone-1.0.0.tgz",
diff --git a/package.json b/package.json
index 2817f24..c78fcfe 100644
--- a/package.json
+++ b/package.json
@@ -30,7 +30,7 @@
   },
   "devDependencies": {
     "@terrajs/mono": "0.9.1",
-    "ava": "0.24.0",
+    "ava": "0.25.0",
     "codecov": "3.0.0",
     "eslint": "4.18.1",
     "maildev": "1.0.0-rc3",