diff --git a/Makefile b/Makefile
index a0767b2..3a26f42 100644
--- a/Makefile
+++ b/Makefile
@@ -1,5 +1,4 @@
 BIN = sbotc
-LDLIBS = -lsodium
 
 PREFIX = /usr/local
 BINDIR = $(PREFIX)/bin
@@ -7,6 +6,12 @@ MANDIR = $(PREFIX)/share/man
 
 CFLAGS = -Wall -Werror -Wextra
 
+ifdef STATIC
+	LDLIBS = -l:libsodium.a
+else
+	LDLIBS = -lsodium
+endif
+
 all: $(BIN)
 
 $(BIN): $(BIN).c base64.c jsmn.c
diff --git a/README.md b/README.md
index fc04a8e..387e396 100644
--- a/README.md
+++ b/README.md
@@ -13,6 +13,10 @@ make
 sudo make install
 ```
 
+## Compile options
+
+To build a binary statically linked with libsodium, use `make STATIC=1`
+
 ## Usage
 
 ```sh