diff --git a/composer.json b/composer.json
index 1352247..a3414d1 100644
--- a/composer.json
+++ b/composer.json
@@ -12,16 +12,16 @@
     ],
     "require": {
         "php": ">=5.5.0",
-        "guzzlehttp/guzzle": "~6.1",
-        "psr/log": "~1.0",
-        "symfony/process": "~2.7"
+        "guzzlehttp/guzzle": "^6.1",
+        "psr/log": "^1.0",
+        "symfony/process": "^2.7"
     },
     "require-dev": {
-        "apix/log": "~1.1",
-    	"phpunit/phpunit": "~4.8",
-    	"squizlabs/php_codesniffer": "~2.3",
-        "escapestudios/symfony2-coding-standard": "~2.7",
-        "satooshi/php-coveralls": "~0.6"
+        "apix/log": "^1.1",
+    	"phpunit/phpunit": "^4.8",
+    	"squizlabs/php_codesniffer": "^2.3",
+        "escapestudios/symfony2-coding-standard": "^2.7",
+        "satooshi/php-coveralls": "^0.6"
     },
     "autoload": {
         "psr-0": { "JimLind\\TiVo": "src" }