diff --git a/miniconda3.json b/miniconda3.json
index 61594f01d7..1923a13581 100644
--- a/miniconda3.json
+++ b/miniconda3.json
@@ -1,5 +1,5 @@
 {
-    "version": "4.3.21",
+    "version": "4.3.27",
     "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/Miniconda3-4.3.21-Windows-x86_64.exe#/miniconda3-installer.exe",
-            "hash": "md5:29000c7082bad516c5c5b92c180b6793"
+            "url": "https://repo.continuum.io/miniconda/Miniconda3-4.3.27-Windows-x86_64.exe#/miniconda3-installer.exe",
+            "hash": "md5:a02c3272a1a9ab461043966285d76777"
         },
         "32bit": {
-            "url": "https://repo.continuum.io/miniconda/Miniconda3-4.3.21-Windows-x86.exe#/miniconda3-installer.exe",
-            "hash": "md5:4960b46179b69d2051c86eeeaafcfede"
+            "url": "https://repo.continuum.io/miniconda/Miniconda3-4.3.27-Windows-x86.exe#/miniconda3-installer.exe",
+            "hash": "md5:ea9f8d873425fd1e8703649174db20d4"
         }
     },
     "autoupdate": {