diff --git a/r.json b/r.json
index 3a104caf70..1b390955d1 100644
--- a/r.json
+++ b/r.json
@@ -5,12 +5,12 @@
     "architecture": {
         "64bit": {
             "url": "https://cran.rstudio.com/bin/windows/base/R-3.4.3-win.exe",
-            "hash": "8b9d5dac5334b8bb5d452f897d29422b2900f4819addbce7d2a9384a28e5f9f9",
+            "hash": "7d46cd1de979cd0ef1a6e8de0e1a35223d1304d8953e4cd0d414153852ce684b",
             "pre_install": "copy-item -recurse $dir\\bin\\x64 $dir\\bin\\curr_arch"
         },
         "32bit": {
             "url": "https://cran.rstudio.com/bin/windows/base/R-3.4.3-win.exe",
-            "hash": "8b9d5dac5334b8bb5d452f897d29422b2900f4819addbce7d2a9384a28e5f9f9",
+            "hash": "7d46cd1de979cd0ef1a6e8de0e1a35223d1304d8953e4cd0d414153852ce684b",
             "pre_install": "copy-item -recurse $dir\\bin\\i386 $dir\\bin\\curr_arch"
         }
     },