diff --git a/docker-compose.yml b/docker-compose.yml
index 9e81007..66b1877 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -33,12 +33,9 @@ services:
       # Persist MIOpen's kernel cache so it doesn't recompile on every start.
       - MIOPEN_USER_DB_PATH=/app/miopen_cache
       - MIOPEN_CUSTOM_CACHE_DIR=/app/miopen_cache
-      # HSA_OVERRIDE_GFX_VERSION is only needed for GPUs not officially supported
-      # by the ROCm version in the base image. Common values:
-      #   10.3.0 = RX 5000/6000 series
-      #   11.0.0 = RX 7000 series
-      #   9.0.6  = Vega
-      # - HSA_OVERRIDE_GFX_VERSION=10.3.0
+      # Required for RX 6700 XT (gfx1031) - not natively supported in ROCm 7.2.
+      # Without this the GPU runs in software emulation and synthesis takes 40+ seconds.
+      - HSA_OVERRIDE_GFX_VERSION=10.3.0
       # - HF_TOKEN=your_token_here
 
 volumes: