diff --git a/package.json b/package.json
index dadbcdcd596a1ebe84d6e54aa377784ac714b69e..e24f993a5e8234ffa4d5fec215baeae9c14c7cae 100644
--- a/package.json
+++ b/package.json
@@ -66,7 +66,7 @@
     "semver": "5.4.1",
     "semver-stable": "2.0.4",
     "semver-utils": "1.1.1",
-    "showdown": "1.7.2",
+    "showdown": "1.7.3",
     "tmp": "0.0.33",
     "traverse": "0.6.6"
   },
diff --git a/yarn.lock b/yarn.lock
index 196b038578b6f0ed0b334c6cdbd882ccb43f3005..5669f2132f10bbc4117690de16f5e51d5e8afb86 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2045,8 +2045,8 @@ is-glob@^2.0.0, is-glob@^2.0.1:
     is-extglob "^1.0.0"
 
 is-my-json-valid@^2.12.4:
-  version "2.16.0"
-  resolved "https://registry.yarnpkg.com/is-my-json-valid/-/is-my-json-valid-2.16.0.tgz#f079dd9bfdae65ee2038aae8acbc86ab109e3693"
+  version "2.16.1"
+  resolved "https://registry.yarnpkg.com/is-my-json-valid/-/is-my-json-valid-2.16.1.tgz#5a846777e2c2620d1e69104e5d3a03b1f6088f11"
   dependencies:
     generate-function "^2.0.0"
     generate-object-property "^1.1.0"
@@ -2164,14 +2164,14 @@ isstream@~0.1.2:
   resolved "https://registry.yarnpkg.com/isstream/-/isstream-0.1.2.tgz#47e63f7af55afa6f92e1500e690eb8b8529c099a"
 
 istanbul-api@^1.1.1:
-  version "1.1.11"
-  resolved "https://registry.yarnpkg.com/istanbul-api/-/istanbul-api-1.1.11.tgz#fcc0b461e2b3bda71e305155138238768257d9de"
+  version "1.1.12"
+  resolved "https://registry.yarnpkg.com/istanbul-api/-/istanbul-api-1.1.12.tgz#92d67e9d8f9ea87349a64a70ddf5a7a8cdf97f21"
   dependencies:
     async "^2.1.4"
     fileset "^2.0.2"
     istanbul-lib-coverage "^1.1.1"
     istanbul-lib-hook "^1.0.7"
-    istanbul-lib-instrument "^1.7.4"
+    istanbul-lib-instrument "^1.7.5"
     istanbul-lib-report "^1.1.1"
     istanbul-lib-source-maps "^1.2.1"
     istanbul-reports "^1.1.1"
@@ -2189,9 +2189,9 @@ istanbul-lib-hook@^1.0.7:
   dependencies:
     append-transform "^0.4.0"
 
-istanbul-lib-instrument@^1.4.2, istanbul-lib-instrument@^1.7.2, istanbul-lib-instrument@^1.7.4:
-  version "1.7.4"
-  resolved "https://registry.yarnpkg.com/istanbul-lib-instrument/-/istanbul-lib-instrument-1.7.4.tgz#e9fd920e4767f3d19edc765e2d6b3f5ccbd0eea8"
+istanbul-lib-instrument@^1.4.2, istanbul-lib-instrument@^1.7.2, istanbul-lib-instrument@^1.7.5:
+  version "1.7.5"
+  resolved "https://registry.yarnpkg.com/istanbul-lib-instrument/-/istanbul-lib-instrument-1.7.5.tgz#adb596f8f0cb8b95e739206351a38a586af21b1e"
   dependencies:
     babel-generator "^6.18.0"
     babel-template "^6.16.0"
@@ -3846,9 +3846,9 @@ shellwords@^0.1.0:
   version "0.1.1"
   resolved "https://registry.yarnpkg.com/shellwords/-/shellwords-0.1.1.tgz#d6b9181c1a48d397324c84871efbcfc73fc0654b"
 
-showdown@1.7.2:
-  version "1.7.2"
-  resolved "https://registry.yarnpkg.com/showdown/-/showdown-1.7.2.tgz#bf99da9f3af00fad1d73421e112fdc352e1249de"
+showdown@1.7.3:
+  version "1.7.3"
+  resolved "https://registry.yarnpkg.com/showdown/-/showdown-1.7.3.tgz#8d27f501a0850f33a0c25f1a6b7a10b9fc464633"
   dependencies:
     yargs "^8.0.1"