diff --git a/0.10/Dockerfile b/0.10/Dockerfile
index 6e374960d5..8af4c1f296 100644
--- a/0.10/Dockerfile
+++ b/0.10/Dockerfile
@@ -16,7 +16,7 @@ RUN set -ex \
   done
 
 ENV NODE_VERSION 0.10.43
-ENV NPM_VERSION 2.14.1
+ENV NPM_VERSION 2.14.21
 
 RUN curl -SLO "https://nodejs.org/dist/v$NODE_VERSION/node-v$NODE_VERSION-linux-x64.tar.xz" \
 	&& curl -SLO "https://nodejs.org/dist/v$NODE_VERSION/SHASUMS256.txt.asc" \
diff --git a/0.10/slim/Dockerfile b/0.10/slim/Dockerfile
index 6f51bcd40f..a48d3bc28f 100644
--- a/0.10/slim/Dockerfile
+++ b/0.10/slim/Dockerfile
@@ -16,7 +16,7 @@ RUN set -ex \
   done
 
 ENV NODE_VERSION 0.10.43
-ENV NPM_VERSION 2.14.1
+ENV NPM_VERSION 2.14.21
 
 RUN buildDeps='curl ca-certificates xz-utils' \
 	&& set -x \
diff --git a/0.10/wheezy/Dockerfile b/0.10/wheezy/Dockerfile
index dee45cbd02..7a2d197993 100644
--- a/0.10/wheezy/Dockerfile
+++ b/0.10/wheezy/Dockerfile
@@ -16,7 +16,7 @@ RUN set -ex \
   done
 
 ENV NODE_VERSION 0.10.43
-ENV NPM_VERSION 2.14.1
+ENV NPM_VERSION 2.14.21
 
 RUN curl -SLO "https://nodejs.org/dist/v$NODE_VERSION/node-v$NODE_VERSION-linux-x64.tar.xz" \
 	&& curl -SLO "https://nodejs.org/dist/v$NODE_VERSION/SHASUMS256.txt.asc" \
diff --git a/update-npm.sh b/update-npm.sh
deleted file mode 100755
index ef8ddc9b7b..0000000000
--- a/update-npm.sh
+++ /dev/null
@@ -1,23 +0,0 @@
-#!/bin/bash
-set -e
-
-hash npm 2>/dev/null || { echo >&2 "npm not found, exiting."; }
-
-cd $(cd ${0%/*} && pwd -P);
-
-versions=( "$@" )
-if [ ${#versions[@]} -eq 0 ]; then
-	versions=( */ )
-fi
-versions=( "${versions[@]%/}" )
-
-npmVersion="$(npm show npm version 2>/dev/null)"
-for version in "${versions[@]}"; do
-	fullVersion="$(curl -sSL --compressed 'http://nodejs.org/dist' | grep '<a href="v'"$version." | sed -E 's!.*<a href="v([^"/]+)/?".*!\1!' | cut -f 3 -d . | sort -n | tail -1)"
-	(
-		sed -E -i.bak '
-			s/^(ENV NPM_VERSION) .*/\1 '"$npmVersion"'/;
-		' "$version/Dockerfile" "$version/slim/Dockerfile" "$version/wheezy/Dockerfile"
-		rm $version/Dockerfile.bak $version/slim/Dockerfile.bak $version/wheezy/Dockerfile.bak
-	)
-done