diff --git a/README.md b/README.md
index c6932f8..6325345 100644
--- a/README.md
+++ b/README.md
@@ -2,10 +2,18 @@
 
 # Installation
 
+Automated system-wide installation:
 ```
 curl -fsSL https://gitea.jde.nz/public/bb64/releases/download/latest/install.sh | bash
 ```
 
+## To download just the bb64 executable:
+
+```
+curl -fsSL -o bb64 https://gitea.jde.nz/public/bb64/releases/download/latest/bb64.amd64 && chmod a+x bb64
+```
+
+
 # Use
 
 Bash Base64, written in C++.
diff --git a/bb64.cpp b/bb64.cpp
index c7b28d5..26af5d4 100644
--- a/bb64.cpp
+++ b/bb64.cpp
@@ -52,6 +52,7 @@ int update_bb64()
 {
     // determine path to this executable
     std::filesystem::path bb64_path = std::filesystem::canonical("/proc/self/exe");
+    std::filesystem::path parent_path = bb64_path.parent_path();
 
     // determine the architecture of the system
     std::string arch = get_arch();
@@ -60,7 +61,7 @@ int update_bb64()
 
     // download new version, preserve permissions and ownership
     std::string bash_script;
-    bash_script += "docker run --rm -v /usr/local/bin:/target";
+    bash_script += "docker run --rm -v "+parent_path.string()+":/target";
     bash_script += " gitea.jde.nz/public/debian-curl:latest";
     bash_script += " sh -c \"";
     bash_script += " curl -fsSL " + url + " -o /target/bb64_temp &&";
diff --git a/version.h b/version.h
index badf3cc..171c514 100644
--- a/version.h
+++ b/version.h
@@ -1 +1 @@
-static const char *VERSION = "28";
+static const char *VERSION = "29";