diff --git a/gapic/packaging/dependencies.yaml b/gapic/packaging/dependencies.yaml
index 17c61f41..72cc0fae 100644
--- a/gapic/packaging/dependencies.yaml
+++ b/gapic/packaging/dependencies.yaml
@@ -33,8 +33,6 @@ grpc_version:
     upper: '2.0dev'
   nodejs:
     lower: '1.1.2'
-  php:
-    lower: '1.4.0'
   ruby:
     lower: '1.0'
   java:
@@ -47,7 +45,7 @@ gax_version:
   nodejs:
     lower: '0.14.2'
   php:
-    lower: '0.25.0'
+    lower: '0.27.0'
   ruby:
     lower: '0.10.1'
   java: