diff --git a/Makefile b/Makefile
index edcc7e9..3369ccf 100644
--- a/Makefile
+++ b/Makefile
@@ -1,38 +1,38 @@
 BINARY_NAME=lambda
+TEST=simple
 
+.SILENT:
 .PHONY: help it run profile explain graph clean
 
 help:
-	@ echo "Available targets:"
-	@ echo "  it       - Build the lambda binary"
-	@ echo "  run      - Build and run with sample input (default: simple.txt)"
-	@ echo "  profile  - Build and run with CPU profiling enabled"
-	@ echo "  explain  - Run with explanation mode and profiling"
-	@ echo "  graph    - Generate CPU profile visualization"
-	@ echo "  clean    - Remove build artifacts"
-	@ echo ""
-	@ echo "Usage: make run TEST=<sample-name>"
+	echo "Available targets:"
+	echo "  it       - Build the lambda binary"
+	echo "  run      - Build and run with sample input (default: simple.txt)"
+	echo "  profile  - Build and run with CPU profiling enabled"
+	echo "  explain  - Run with explanation mode and profiling"
+	echo "  graph    - Generate CPU profile visualization"
+	echo "  clean    - Remove build artifacts"
+	echo ""
+	echo "Usage: make run TEST=<sample-name>"
 
 it:
-	@ go build -o ${BINARY_NAME} ./cmd/lambda
-
-TEST=simple
+	go build -o ${BINARY_NAME} ./cmd/lambda
 
 run: it
-	@ ./lambda - < ./samples/$(TEST).txt > program.out
+	./lambda - < ./samples/$(TEST).txt > program.out
 
 profile: it
-	@ mkdir -p profile
-	@ ./lambda -p profile/cpu.prof - < ./samples/$(TEST).txt > program.out
+	mkdir -p profile
+	./lambda -p profile/cpu.prof - < ./samples/$(TEST).txt > program.out
 
 explain: it
-	@ mkdir -p profile
-	@ ./lambda -x -p profile/cpu.prof - < ./samples/$(TEST).txt > program.out
+	mkdir -p profile
+	./lambda -x -p profile/cpu.prof - < ./samples/$(TEST).txt > program.out
 
 graph: profile
-	@ go tool pprof -raw -output=profile/cpu.raw profile/cpu.prof
-	@ go tool pprof -svg profile/cpu.prof > profile/cpu.svg
-	@ echo "Profile graph saved to 'file://profile/cpu.svg'"
+	go tool pprof -raw -output=profile/cpu.raw profile/cpu.prof
+	go tool pprof -svg profile/cpu.prof > profile/cpu.svg
+	echo "Profile graph saved to 'file://profile/cpu.svg'"
 
 clean:
 	rm -f ${BINARY_NAME} program.out