diff --git a/.gitignore b/.gitignore
index 5208291..d82196f 100644
--- a/.gitignore
+++ b/.gitignore
@@ -12,8 +12,9 @@ support/Dockerfile
 version.cpp
 version.rc
 .DS_Store
-*.tar.gz
+*.gz
 *.bz2
 *.xz
 *.zip
 *.msi
+*.exe
diff --git a/clean_packages.sh b/clean_packages.sh
new file mode 100755
index 0000000..153f0b6
--- /dev/null
+++ b/clean_packages.sh
@@ -0,0 +1,21 @@
+#!/usr/bin/env bash
+
+CURRENT_DIR=$(realpath "$0")
+CURRENT_DIR=$(dirname "${CURRENT_DIR}")
+
+pushd "${CURRENT_DIR}"
+
+mapfile -t FILE_LIST < <(find support/3rd_party/ -type f \( -name '*.gz' -o -name '*.bz2' -o -name '*.xz' -o -name '*.msi' -o -name '*.zip' \))
+
+for NAME in "${FILE_LIST[@]}"; do
+  echo "Removing ${NAME}"
+  rm -f "${NAME}"
+done
+
+mapfile -t FILE_LIST < <(find support/3rd_party/mingw64/ -type f \( -name '*.exe' \))
+for NAME in "${FILE_LIST[@]}"; do
+  echo "Removing ${NAME}"
+  rm -f "${NAME}"
+done
+
+popd
diff --git a/support/3rd_party/mingw64/innosetup-6.5.4.exe b/support/3rd_party/mingw64/innosetup-6.5.4.exe
deleted file mode 100644
index bbd9eb0..0000000
--- a/support/3rd_party/mingw64/innosetup-6.5.4.exe
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:fa73bf47a4da250d185d07561c2bfda387e5e20db77e4570004cf6a133cc10b1
-size 7770392