diff --git a/Makefile b/Makefile
index c49703540f68c315d6eabc778941e6b9e3e87bf1..d29513108833834bb08d43a2857d4f6af0571376 100644
--- a/Makefile
+++ b/Makefile
@@ -2,6 +2,6 @@ ARCH=$(shell uname -m)
 
 default: main-${ARCH}.x
 
-main-%.x: mapped_memory.cu
+main-%.x: main.cu
 	nvcc $^ -o $@ -lcuda
 
diff --git a/mapped_memory.cu b/main.cu
similarity index 100%
rename from mapped_memory.cu
rename to main.cu