diff --git a/src/Merchello.Mui.Client/package-lock.json b/src/Merchello.Mui.Client/package-lock.json
index 5fc51f7773..398812133e 100644
--- a/src/Merchello.Mui.Client/package-lock.json
+++ b/src/Merchello.Mui.Client/package-lock.json
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@@ -1701,6 +1725,7 @@
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@@ -1751,7 +1778,8 @@
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@@ -2126,6 +2170,7 @@
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+      "version": "3.1.0",
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-      "dev": true
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@@ -3899,6 +3951,7 @@
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@@ -5081,7 +5134,8 @@
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-      "dev": true
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       "integrity": "sha1-4XjhvaaKsujArPybztLFT9iM61g=",
-      "dev": true
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-      "dev": true
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-      "dev": true
+      "dev": true,
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diff --git a/src/Merchello.Mui.Client/package.json b/src/Merchello.Mui.Client/package.json
index 763cddedce..88e003c4b9 100644
--- a/src/Merchello.Mui.Client/package.json
+++ b/src/Merchello.Mui.Client/package.json
@@ -15,7 +15,7 @@
   },
   "dependencies": {
     "grunt-contrib-sass": "^1.0.0",
-    "grunt-sass": "^3.0.2",
+    "grunt-sass": "^3.1.0",
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     "phantomjs-prebuilt": "^2.1.16"
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