diff --git a/composer.json b/composer.json
index 34054051..20a0d940 100644
--- a/composer.json
+++ b/composer.json
@@ -7,12 +7,12 @@
         "test": "phpunit"
     },
     "require": {
-        "php": "^5.5|^7.0",
+        "php": "^7.2",
         "dflydev/embedded-composer": "^1.0@dev",
         "josephlavin/tap": "^1.0",
         "opdavies/sculpin-gist-embed-bundle": "^0.1",
         "opdavies/sculpin-twig-markdown-bundle": "^0.1",
-        "sculpin/sculpin": "^2.1@dev",
+        "sculpin/sculpin": "^3",
         "tsphethean/sculpin-related-posts-bundle": "~0.1.0",
         "wikimedia/composer-merge-plugin": "^1.4"
     },