diff --git a/Dockerfile b/Dockerfile
index 26bd97953..3e21f7f38 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -75,7 +75,9 @@ ENV RUBY_GC_HEAP_0_INIT_SLOTS=692636 \
     RUBY_GC_HEAP_1_INIT_SLOTS=175943 \
     RUBY_GC_HEAP_2_INIT_SLOTS=148807 \
     RUBY_GC_HEAP_3_INIT_SLOTS=9169 \
-    RUBY_GC_HEAP_4_INIT_SLOTS=3054
+    RUBY_GC_HEAP_4_INIT_SLOTS=3054 \
+    RUBY_GC_MALLOC_LIMIT=33554432 \
+    RUBY_GC_MALLOC_LIMIT_MAX=67108864
 
 # Start the server by default, this can be overwritten at runtime
 EXPOSE 80 443 9394