diff --git a/docker/docker-compose.aio.yml b/docker/docker-compose.aio.yml
index fe5e1507..2b1fd2ae 100644
--- a/docker/docker-compose.aio.yml
+++ b/docker/docker-compose.aio.yml
@@ -14,6 +14,10 @@ services:
       - REDIS_HOST=localhost
       - CELERY_BROKER_URL=redis://localhost:6379/0
       - DISPATCHARR_LOG_LEVEL=info
+      # Legacy CPU Support (Optional)
+      # Uncomment to enable legacy NumPy build for older CPUs (circa 2009)
+      # that lack support for newer baseline CPU features
+      #- USE_LEGACY_NUMPY=true
       # Process Priority Configuration (Optional)
       # Lower values = higher priority. Range: -20 (highest) to 19 (lowest)
       # Negative values require cap_add: SYS_NICE (uncomment below)
diff --git a/docker/docker-compose.debug.yml b/docker/docker-compose.debug.yml
index d9dbef0e..c576cfd1 100644
--- a/docker/docker-compose.debug.yml
+++ b/docker/docker-compose.debug.yml
@@ -18,6 +18,10 @@ services:
       - REDIS_HOST=localhost
       - CELERY_BROKER_URL=redis://localhost:6379/0
       - DISPATCHARR_LOG_LEVEL=trace
+      # Legacy CPU Support (Optional)
+      # Uncomment to enable legacy NumPy build for older CPUs (circa 2009)
+      # that lack support for newer baseline CPU features
+      #- USE_LEGACY_NUMPY=true
       # Process Priority Configuration (Optional)
       # Lower values = higher priority. Range: -20 (highest) to 19 (lowest)
       # Negative values require cap_add: SYS_NICE (uncomment below)
diff --git a/docker/docker-compose.dev.yml b/docker/docker-compose.dev.yml
index d1bb3680..b20c3296 100644
--- a/docker/docker-compose.dev.yml
+++ b/docker/docker-compose.dev.yml
@@ -17,6 +17,10 @@ services:
       - REDIS_HOST=localhost
       - CELERY_BROKER_URL=redis://localhost:6379/0
       - DISPATCHARR_LOG_LEVEL=debug
+      # Legacy CPU Support (Optional)
+      # Uncomment to enable legacy NumPy build for older CPUs (circa 2009)
+      # that lack support for newer baseline CPU features
+      #- USE_LEGACY_NUMPY=true
       # Process Priority Configuration (Optional)
       # Lower values = higher priority. Range: -20 (highest) to 19 (lowest)
       # Negative values require cap_add: SYS_NICE (uncomment below)
diff --git a/docker/docker-compose.yml b/docker/docker-compose.yml
index aaa63990..e4093e4b 100644
--- a/docker/docker-compose.yml
+++ b/docker/docker-compose.yml
@@ -17,6 +17,10 @@ services:
       - REDIS_HOST=redis
       - CELERY_BROKER_URL=redis://redis:6379/0
       - DISPATCHARR_LOG_LEVEL=info
+      # Legacy CPU Support (Optional)
+      # Uncomment to enable legacy NumPy build for older CPUs (circa 2009)
+      # that lack support for newer baseline CPU features
+      #- USE_LEGACY_NUMPY=true
       # Process Priority Configuration (Optional)
       # Lower values = higher priority. Range: -20 (highest) to 19 (lowest)
       # Negative values require cap_add: SYS_NICE (uncomment below)