diff --git a/build.zig b/build.zig
index 4062e069..4f1be982 100644
--- a/build.zig
+++ b/build.zig
@@ -53,7 +53,8 @@ pub fn build(b: *std.Build) !void {
   b.installArtifact(lib);
 }
 
-fn wasmtimeDep(target: std.Target) []const u8 {
+/// Get the name of the wasmtime dependency for this target.
+pub fn wasmtimeDep(target: std.Target) []const u8 {
   const arch = target.cpu.arch;
   const os = target.os.tag;
   const abi = target.abi;