diff --git a/package.json b/package.json
index a7ca1a3..4690a79 100644
--- a/package.json
+++ b/package.json
@@ -39,7 +39,7 @@
     "pg": "^4.5.7",
     "pg-pubsub": "~0.3.0",
     "request": "^2.86.0",
-    "tema": "^0.2.1",
+    "tema": "^0.3.0",
     "verror": "^1.6.0"
   },
   "main": "./lib/main",
diff --git a/yarn.lock b/yarn.lock
index a8543af..2b9620d 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -307,7 +307,7 @@ arrify@^1.0.0, arrify@^1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/arrify/-/arrify-1.0.1.tgz#898508da2226f380df904728456849c1501a4b0d"
 
-asap@^2.0.0, asap@~2.0.3:
+asap@^2.0.0:
   version "2.0.6"
   resolved "https://registry.yarnpkg.com/asap/-/asap-2.0.6.tgz#e50347611d7e690943208bbdafebcbc2fb866d46"
 
@@ -2628,11 +2628,7 @@ lodash.values@^4.3.0:
   version "4.3.0"
   resolved "https://registry.yarnpkg.com/lodash.values/-/lodash.values-4.3.0.tgz#a3a6c2b0ebecc5c2cba1c17e6e620fe81b53d347"
 
-lodash@^3.10.1:
-  version "3.10.1"
-  resolved "https://registry.yarnpkg.com/lodash/-/lodash-3.10.1.tgz#5bf45e8e49ba4189e17d482789dfd15bd140b7b6"
-
-lodash@^4.0.0, lodash@^4.0.1, lodash@^4.14.0, lodash@^4.17.4, lodash@^4.17.5, lodash@^4.3.0, lodash@^4.5.1, lodash@~4.17.10, lodash@~4.17.5:
+lodash@^4.0.0, lodash@^4.0.1, lodash@^4.14.0, lodash@^4.17.10, lodash@^4.17.4, lodash@^4.17.5, lodash@^4.3.0, lodash@^4.5.1, lodash@~4.17.10, lodash@~4.17.5:
   version "4.17.10"
   resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.10.tgz#1b7793cf7259ea38fb3661d4d38b3260af8ae4e7"
 
@@ -2673,13 +2669,7 @@ lru-cache@2:
   version "2.7.3"
   resolved "https://registry.yarnpkg.com/lru-cache/-/lru-cache-2.7.3.tgz#6d4524e8b955f95d4f5b58851ce21dd72fb4e952"
 
-"lru-cache@^2.5.0 || ^3.0.0":
-  version "3.2.0"
-  resolved "https://registry.yarnpkg.com/lru-cache/-/lru-cache-3.2.0.tgz#71789b3b7f5399bec8565dda38aa30d2a097efee"
-  dependencies:
-    pseudomap "^1.0.1"
-
-lru-cache@^4.0.0, lru-cache@^4.0.1:
+lru-cache@^4.0.0, lru-cache@^4.0.1, lru-cache@^4.1.3:
   version "4.1.3"
   resolved "https://registry.yarnpkg.com/lru-cache/-/lru-cache-4.1.3.tgz#a1175cf3496dfc8436c156c334b4955992bce69c"
   dependencies:
@@ -2815,7 +2805,7 @@ mimic-fn@^1.0.0:
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/mimic-fn/-/mimic-fn-1.2.0.tgz#820c86a39334640e99516928bd03fca88057d022"
 
-minimatch@0.3, minimatch@0.3.0:
+minimatch@0.3:
   version "0.3.0"
   resolved "https://registry.yarnpkg.com/minimatch/-/minimatch-0.3.0.tgz#275d8edaac4f1bb3326472089e7949c8394699dd"
   dependencies:
@@ -3374,12 +3364,6 @@ progress@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/progress/-/progress-2.0.0.tgz#8a1be366bf8fc23db2bd23f10c6fe920b4389d1f"
 
-promise@^7.0.0:
-  version "7.3.1"
-  resolved "https://registry.yarnpkg.com/promise/-/promise-7.3.1.tgz#064b72602b18f90f29192b8b1bc418ffd1ebd3bf"
-  dependencies:
-    asap "~2.0.3"
-
 promised-retry@^0.2.1:
   version "0.2.3"
   resolved "https://registry.yarnpkg.com/promised-retry/-/promised-retry-0.2.3.tgz#e4d7e33589a83f4186b0d4a637b9d5d6fdef89b3"
@@ -3395,7 +3379,7 @@ proxy-addr@~2.0.3:
     forwarded "~0.1.2"
     ipaddr.js "1.6.0"
 
-pseudomap@^1.0.1, pseudomap@^1.0.2:
+pseudomap@^1.0.2:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/pseudomap/-/pseudomap-1.0.2.tgz#f052a28da70e618917ef0a8ac34c1ae5a68286b3"
 
@@ -3529,11 +3513,11 @@ readdir-scoped-modules@^1.0.0:
     graceful-fs "^4.1.2"
     once "^1.3.0"
 
-recursive-readdir@^1.1.3:
-  version "1.3.0"
-  resolved "https://registry.yarnpkg.com/recursive-readdir/-/recursive-readdir-1.3.0.tgz#c6e66c9ae473f4928f8e6c67a05d80e7a56528ef"
+recursive-readdir@^2.2.2:
+  version "2.2.2"
+  resolved "https://registry.yarnpkg.com/recursive-readdir/-/recursive-readdir-2.2.2.tgz#9946fb3274e1628de6e36b2f6714953b4845094f"
   dependencies:
-    minimatch "0.3.0"
+    minimatch "3.0.4"
 
 redent@^1.0.0:
   version "1.0.0"
@@ -4118,15 +4102,14 @@ table@4.0.2:
     slice-ansi "1.0.0"
     string-width "^2.1.1"
 
-tema@^0.2.1:
-  version "0.2.4"
-  resolved "https://registry.yarnpkg.com/tema/-/tema-0.2.4.tgz#6e7250bf5a283cb6ff5ff84f6b1258f11891821a"
+tema@^0.3.0:
+  version "0.3.0"
+  resolved "https://registry.yarnpkg.com/tema/-/tema-0.3.0.tgz#85d89409b86ea242f7e0e6659b23ac1fa7e68c5c"
   dependencies:
     backbone-extend-standalone "~0.1.2"
-    lodash "^3.10.1"
-    lru-cache "^2.5.0 || ^3.0.0"
-    promise "^7.0.0"
-    recursive-readdir "^1.1.3"
+    lodash "^4.17.10"
+    lru-cache "^4.1.3"
+    recursive-readdir "^2.2.2"
 
 test-exclude@^4.2.0:
   version "4.2.1"