diff --git a/CHANGELOG.md b/CHANGELOG.md
index f2b5949..b95b8aa 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,9 @@
 # CHANGELOG
 
+## 2022-01-18
+
+* Updated to filebin `3.6.2`
+
 ## 2021-01-30
 
 * Updated docker image to include latest alpine package changes
diff --git a/README.md b/README.md
index b28462c..09153c1 100644
--- a/README.md
+++ b/README.md
@@ -153,11 +153,4 @@ Steps:
 * Build image
 * Push to registry or use locally
 
-Example:
-
-```
-export FILEBIN_VERSION=3.6.0;
-mkdir -p build;
-git clone --branch ${FILEBIN_VERSION} https://github.com/Bluewind/filebin --depth=1 build/;
-sudo docker build --no-cache -t varakh/filebin:${FILEBIN_VERSION} -t varakh/filebin:latest .;
-```
+Call `build.sh` and export `FB_VERSION=$versionTag` before, e.g. `FB_VERSION=3.6.2`.
diff --git a/build.sh b/build.sh
new file mode 100755
index 0000000..cb7f12d
--- /dev/null
+++ b/build.sh
@@ -0,0 +1,27 @@
+#!/usr/bin/env bash
+
+set -e;
+
+if [[ -v FB_VERSION ]]; then
+    echo "Processing with version ${FB_VERSION}"
+else
+    echo "Set FB_VERSION before calling this script"
+    exit 1;
+fi
+
+BUILD_DIR="build"
+
+if [[ ! -d "${BUILD_DIR}" ]]; then
+    mkdir -p "${BUILD_DIR}";
+    echo "Created ${BUILD_DIR}"
+else
+    rm -rf "${BUILD_DIR}";
+    mkdir -p "${BUILD_DIR}";
+    echo "Re-created ${BUILD_DIR}"
+fi
+
+git clone --branch ${FB_VERSION} https://github.com/Bluewind/filebin --depth=1 "${BUILD_DIR}";
+sudo docker build --no-cache -t varakh/filebin:${FB_VERSION} -t varakh/filebin:latest .;
+
+
+