diff --git a/Makefile b/Makefile
index 84195c1..183cc62 100644
--- a/Makefile
+++ b/Makefile
@@ -6,7 +6,10 @@ run:
 
 # http://macappstore.org/upx
 build: clean
-	go build -ldflags "-s -w" -o bin/cointop && upx bin/cointop
+	go build -ldflags "-s -w" -o bin/cointop32 && upx bin/cointop32 && \
+	env GOOS=linux GOARCH=amd64 go build -ldflags "-s -w" -o bin/cointop64 && upx bin/cointop64
 
 clean:
-	go clean && rm -f bin/cointop
+	go clean && \
+	rm -f bin/cointop64 && \
+	rm -f bin/cointop32
diff --git a/README.md b/README.md
index 3705998..c766a0b 100644
--- a/README.md
+++ b/README.md
@@ -13,7 +13,7 @@
 Make sure to have [golang](https://golang.org/) installed, then do:
 
 ```bash
-go install github.com/miguelmota/cointop
+go get -u github.com/miguelmota/cointop
 ```
 
 #### Alternatively (without go)
diff --git a/bin/cointop b/bin/cointop32
similarity index 100%
rename from bin/cointop
rename to bin/cointop32
diff --git a/bin/cointop64 b/bin/cointop64
new file mode 100755
index 0000000..32f275e
Binary files /dev/null and b/bin/cointop64 differ
diff --git a/install.sh b/install.sh
index 6d96030..75840ab 100755
--- a/install.sh
+++ b/install.sh
@@ -1,7 +1,14 @@
 #!/bin/bash
 
 echo "downloading..."
-wget "https://github.com/miguelmota/cointop/raw/master/bin/cointop" -O cointop
+
+BIN="cointop32"
+if [ $(uname -m) == 'x86_64' ]; then
+	BIN="cointop64"
+fi
+
+wget "https://github.com/miguelmota/cointop/raw/master/bin/$BIN" -O cointop
+
 echo "installing..."
 chmod +x cointop
 mv cointop /usr/local/bin/