diff --git a/Dockerfile b/Dockerfile
index 8109ac1..e513ba0 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -17,7 +17,7 @@ RUN nimble build --passL:-L/usr/lib \
                  --passl:-lcrypto \
                  --passL:-static \
                  -d:release \
-                 --opt:size \
+                 --opt:speed \
                  --accept
 
 # Our binary lives in this image