diff --git a/miniconda3.json b/miniconda3.json
index e74117f0ac..448e8477b3 100644
--- a/miniconda3.json
+++ b/miniconda3.json
@@ -1,5 +1,5 @@
 {
-    "version": "4.3.30.2",
+    "version": "4.3.31",
     "license": "BSD",
     "homepage": "https://conda.io/miniconda.html",
     "checkver": {
@@ -25,12 +25,12 @@
     "env_add_path": "Scripts",
     "architecture": {
         "64bit": {
-            "url": "https://repo.continuum.io/miniconda/Miniconda3-4.3.30.2-Windows-x86_64.exe#/miniconda3-installer.exe",
-            "hash": "md5:0cf836e1869e6abb033e69f915eb7dd6"
+            "url": "https://repo.continuum.io/miniconda/Miniconda3-4.3.31-Windows-x86_64.exe#/miniconda3-installer.exe",
+            "hash": "md5:93137a6f253664d239883b366c26fe71"
         },
         "32bit": {
-            "url": "https://repo.continuum.io/miniconda/Miniconda3-4.3.30.2-Windows-x86.exe#/miniconda3-installer.exe",
-            "hash": "md5:75173293abe3714cb47b5d28490e1a0e"
+            "url": "https://repo.continuum.io/miniconda/Miniconda3-4.3.31-Windows-x86.exe#/miniconda3-installer.exe",
+            "hash": "md5:78c30daaf66bd9eeae8ec3d03fd88508"
         }
     },
     "autoupdate": {