diff --git a/.travis.yml b/.travis.yml
index 81750ee5a..97e076cdb 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -2,8 +2,6 @@ sudo: false
 language: php
 
 php:
-  - 5.3
-  - 5.4
   - 5.5
   - 5.6
   - 7
diff --git a/composer.json b/composer.json
index 421bbf712..e1f1ee353 100644
--- a/composer.json
+++ b/composer.json
@@ -24,7 +24,7 @@
 		"GPL-2.0"
 	],
 	"require" : {
-		"php" : ">=5.3.10",
+		"php" : ">=5.5",
 		"ext-dom": "*",
 		"ext-mbstring": "*",
 		"ext-json": "*",