diff --git a/package.json b/package.json
index 8a193221..d3bb09d4 100644
--- a/package.json
+++ b/package.json
@@ -75,7 +75,7 @@
     "underscore": "1.9.2",
     "unitegallery": "1.7.28",
     "urijs": "1.19.2",
-    "xlsx": "0.15.5",
+    "xlsx": "0.15.6",
     "zeroclipboard": "2.3.0"
   },
   "devDependencies": {
diff --git a/yarn.lock b/yarn.lock
index ce125cd9..73e6f9d7 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -829,10 +829,10 @@ cfb@^1.1.0:
     crc-32 "~1.2.0"
     printj "~1.1.2"
 
-cfb@^1.1.3:
-  version "1.1.3"
-  resolved "https://registry.yarnpkg.com/cfb/-/cfb-1.1.3.tgz#05de6816259c8e8bc32713aba905608ee385df66"
-  integrity sha512-joXBW0nMuwV9no7UTMiyVJnQL6XIU3ThXVjFUDHgl9MpILPOomyfaGqC290VELZ48bbQKZXnQ81UT5HouTxHsw==
+cfb@^1.1.4:
+  version "1.1.4"
+  resolved "https://registry.yarnpkg.com/cfb/-/cfb-1.1.4.tgz#81fd35ede4c919d8f0962a94582e1dfaf7051e2a"
+  integrity sha512-rwFkl3aFO3f+ljR27YINwC0x8vPjyiEVbYbrTCKzspEf7Q++3THdfHVgJYNUbxNcupJECrLX+L40Mjm9hm/Bgw==
   dependencies:
     adler-32 "~1.2.0"
     commander "^2.16.0"
@@ -5732,6 +5732,13 @@ ssf@~0.10.2:
   dependencies:
     frac "~1.1.2"
 
+ssf@~0.10.3:
+  version "0.10.3"
+  resolved "https://registry.yarnpkg.com/ssf/-/ssf-0.10.3.tgz#8eae1fc29c90a552e7921208f81892d6f77acb2b"
+  integrity sha512-pRuUdW0WwyB2doSqqjWyzwCD6PkfxpHAHdZp39K3dp/Hq7f+xfMwNAWIi16DyrRg4gg9c/RvLYkJTSawTPTm1w==
+  dependencies:
+    frac "~1.1.2"
+
 sshpk@^1.7.0:
   version "1.16.1"
   resolved "https://registry.yarnpkg.com/sshpk/-/sshpk-1.16.1.tgz#fb661c0bef29b39db40769ee39fa70093d6f6877"
@@ -6588,6 +6595,11 @@ with-open-file@^0.1.6:
     p-try "^2.1.0"
     pify "^4.0.1"
 
+wmf@~1.0.1:
+  version "1.0.2"
+  resolved "https://registry.yarnpkg.com/wmf/-/wmf-1.0.2.tgz#7d19d621071a08c2bdc6b7e688a9c435298cc2da"
+  integrity sha512-/p9K7bEh0Dj6WbXg4JG0xvLQmIadrner1bi45VMJTfnbVHsc7yIajZyoSoK60/dtVBs12Fm6WkUI5/3WAVsNMw==
+
 wordwrap@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/wordwrap/-/wordwrap-1.0.0.tgz#27584810891456a4171c8d0226441ade90cbcaeb"
@@ -6629,18 +6641,19 @@ xdg-basedir@^3.0.0:
   resolved "https://registry.yarnpkg.com/xdg-basedir/-/xdg-basedir-3.0.0.tgz#496b2cc109eca8dbacfe2dc72b603c17c5870ad4"
   integrity sha1-SWsswQnsqNus/i3HK2A8F8WHCtQ=
 
-xlsx@0.15.5:
-  version "0.15.5"
-  resolved "https://registry.yarnpkg.com/xlsx/-/xlsx-0.15.5.tgz#37d5bb8076de7337e5bb0769b3ad55d18d68eaec"
-  integrity sha512-iWyTqe6UGTkp3XQOeeKPEBcZvmBfzIo3hDIVDfhGIEoTGVIq2JWEk6tIx0F+oKUje3pfZUx4V1W+P6892AB8kQ==
+xlsx@0.15.6:
+  version "0.15.6"
+  resolved "https://registry.yarnpkg.com/xlsx/-/xlsx-0.15.6.tgz#461f841d6d9ea1a8375e2cd246bf23aece08a1d5"
+  integrity sha512-7vD9eutyLs65iDjNFimVN+gk/oDkfkCgpQUjdE82QgzJCrBHC4bGPH7fzKVyy0UPp3gyFVQTQEFJaWaAvZCShQ==
   dependencies:
     adler-32 "~1.2.0"
-    cfb "^1.1.3"
+    cfb "^1.1.4"
     codepage "~1.14.0"
     commander "~2.17.1"
     crc-32 "~1.2.0"
     exit-on-epipe "~1.0.1"
-    ssf "~0.10.2"
+    ssf "~0.10.3"
+    wmf "~1.0.1"
 
 xlsx@^0.14.0:
   version "0.14.3"