diff --git a/Makefile b/Makefile
index cd1e544..dba5931 100644
--- a/Makefile
+++ b/Makefile
@@ -14,7 +14,7 @@ all: clean build
 
 build: $(MIN_PATH)
 
-debug: HAXE_FLAGS += -D webconsole --debug
+debug: HAXE_FLAGS += -D webconsole -D error_stack --debug
 debug: build
 
 $(HAXE_PATH): $(shell find src -name '*.hx')