diff --git a/src/tui/editor.zig b/src/tui/editor.zig
index 71a279f..6188ff6 100644
--- a/src/tui/editor.zig
+++ b/src/tui/editor.zig
@@ -323,8 +323,7 @@ pub const Editor = struct {
 
     fn init(self: *Self, allocator: Allocator, n: Plane) void {
         const logger = log.logger("editor");
-        var frame_rate = tp.env.get().num("frame-rate");
-        if (frame_rate == 0) frame_rate = 60;
+        const frame_rate = tp.env.get().num("frame-rate");
         const indent_size = tui.current().config.indent_size;
         const tab_width = tui.current().config.tab_width;
         self.* = Self{
diff --git a/src/tui/status/keystate.zig b/src/tui/status/keystate.zig
index 5a608e0..d306862 100644
--- a/src/tui/status/keystate.zig
+++ b/src/tui/status/keystate.zig
@@ -32,8 +32,7 @@ const idle_msg = "🐶";
 pub const width = idle_msg.len + 20;
 
 pub fn create(allocator: Allocator, parent: Plane, _: ?Widget.EventHandler) @import("widget.zig").CreateError!Widget {
-    var frame_rate = tp.env.get().num("frame-rate");
-    if (frame_rate == 0) frame_rate = 60;
+    const frame_rate = tp.env.get().num("frame-rate");
     const self: *Self = try allocator.create(Self);
     self.* = .{
         .plane = try Plane.init(&(Widget.Box{}).opts(@typeName(Self)), parent),
diff --git a/src/tui/tui.zig b/src/tui/tui.zig
index b8a85e9..0534693 100644
--- a/src/tui/tui.zig
+++ b/src/tui/tui.zig
@@ -89,6 +89,7 @@ fn init(allocator: Allocator) !*Self {
     const frame_rate: usize = @intCast(tp.env.get().num("frame-rate"));
     if (frame_rate != 0)
         conf.frame_rate = frame_rate;
+    tp.env.get().num_set("frame-rate", @intCast(conf.frame_rate));
     const frame_time = std.time.us_per_s / conf.frame_rate;
     const frame_clock = try tp.metronome.init(frame_time);