diff --git a/Dockerfile b/Dockerfile
index 1cd3bc7..872340d 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -23,6 +23,10 @@ RUN mix local.hex --force && mix local.rebar --force
 # Set build environment
 ENV MIX_ENV="prod"
 
+# Capture APRS parser git hash from GitHub API
+RUN curl -s https://api.github.com/repos/aprsme/aprs/commits/main | grep -o '"sha":"[^"]*"' | head -1 | cut -d'"' -f4 | cut -c1-7 > /tmp/parser_hash.txt
+ENV PARSER_GIT_HASH=$(cat /tmp/parser_hash.txt)
+
 # Install dependencies
 COPY mix.exs mix.lock ./
 RUN mix deps.get --only $MIX_ENV
diff --git a/lib/aprsme/dependency_info.ex b/lib/aprsme/dependency_info.ex
index 762c0da..f3d07f9 100644
--- a/lib/aprsme/dependency_info.ex
+++ b/lib/aprsme/dependency_info.ex
@@ -10,7 +10,11 @@ defmodule Aprsme.DependencyInfo do
   """
   def get_aprs_library_sha do
     if Application.get_env(:aprsme, :env, :dev) == :prod do
-      fetch_aprs_sha_from_github()
+      # In production, use environment variable set during build if available
+      case System.get_env("PARSER_GIT_HASH") do
+        nil -> fetch_aprs_sha_from_github()
+        hash -> hash
+      end
     else
       get_aprs_sha_from_vendor()
     end
diff --git a/mix.exs b/mix.exs
index b136d51..4709da5 100644
--- a/mix.exs
+++ b/mix.exs
@@ -4,7 +4,7 @@ defmodule Aprsme.MixProject do
   def project do
     [
       app: :aprsme,
-      version: "0.1.0",
+      version: get_version(),
       elixir: "~> 1.17",
       elixirc_paths: elixirc_paths(Mix.env()),
       start_permanent: Mix.env() == :prod,
@@ -125,4 +125,12 @@ defmodule Aprsme.MixProject do
       {:aprs, github: "aprsme/aprs", branch: "main"}
     end
   end
+
+  # Get version from PARSER_GIT_HASH environment variable or fall back to default
+  defp get_version do
+    case System.get_env("PARSER_GIT_HASH") do
+      nil -> "0.1.0"
+      hash -> hash
+    end
+  end
 end