diff --git a/go.json b/go.json
index 4a4af48cc7..1569cf6f20 100644
--- a/go.json
+++ b/go.json
@@ -1,15 +1,15 @@
 {
-    "version": "1.4.2",
+    "version": "1.5",
     "homepage": "http://golang.org",
     "license": "http://golang.org/LICENSE",
     "architecture": {
         "64bit": {
-            "url": "https://storage.googleapis.com/golang/go1.4.2.windows-amd64.zip",
-            "hash": "sha1:91b229a3ff0a1ce6e791c832b0b4670bfc5457b5"
+            "url": "https://storage.googleapis.com/golang/go1.5.windows-amd64.zip",
+            "hash": "sha1:559cddfd341c20531689efad5412dcc304f8d85b"
         },
         "32bit": {
-            "url": "https://storage.googleapis.com/golang/go1.4.2.windows-386.zip",
-            "hash": "sha1:0e074e66a7816561d7947ff5c3514be96f347dc4"
+            "url": "https://storage.googleapis.com/golang/go1.5.windows-386.zip",
+            "hash": "sha1:f5014cd70be18b79bc401f1e35c8d73062124bf0"
         }
     },
     "extract_dir": "go",
diff --git a/premake5.json b/premake5.json
index d344544666..a6bbe3476d 100644
--- a/premake5.json
+++ b/premake5.json
@@ -1,9 +1,9 @@
 {
     "homepage": "http://premake.github.io/",
-    "version": "5.0-alpha4",
+    "version": "5.0.0-alpha5",
     "license": "BSD 3-Clause",
-    "url": "https://github.com/premake/premake-core/releases/download/v5.0.0.alpha4/premake-5.0.0.alpha4-windows.zip",
-    "hash": "3c6aad98305ab28733c9051acf90812773bee80587d892a5cf66f15dc5c76a5a",
+    "url": "https://github.com/premake/premake-core/releases/download/v5.0.0-alpha5/premake-5.0.0-alpha5-windows.zip",
+    "hash": "11a63daf363a77f60187e2af70e73441f6f1ca8c64369ee42018ceb0404b5b36",
     "bin": [
         "premake5.exe"
     ],