diff --git a/src/connection.zig b/src/connection.zig
index 3d5eb7c..b904f30 100644
--- a/src/connection.zig
+++ b/src/connection.zig
@@ -15,11 +15,11 @@ pub const Connection = struct {
     };
 
     t: Connection.Type,
-    path: ?[]const u8, // Not always needed.
+    path: ?[:0]const u8, // Not always needed.
 
     const Self = @This();
 
-    pub fn init(t: Connection.Type, path: ?[]const u8) Self {
+    pub fn init(t: Connection.Type, path: ?[:0]const u8) Self {
         return Self{
             .t = t,
             .path = path,
diff --git a/src/context.zig b/src/context.zig
index 4af6417..0fa4465 100644
--- a/src/context.zig
+++ b/src/context.zig
@@ -51,7 +51,7 @@ pub const Context = struct {
     pub fn init(allocator: std.mem.Allocator) !Self {
         const rundir = std.process.getEnvVarOwned(allocator, "RUNDIR") catch |err| switch (err) {
             error.EnvironmentVariableNotFound => blk: {
-                break :blk try allocator.dupeZ(u8, "/tmp/.libipc-run/");
+                break :blk try allocator.dupe(u8, "/tmp/.libipc-run/");
             },
             else => {
                 return err;