diff --git a/src/lib/enum.zig b/src/lib/enum.zig
index bfc86bbf7..8a1bbb1fb 100644
--- a/src/lib/enum.zig
+++ b/src/lib/enum.zig
@@ -121,7 +121,10 @@ pub fn checkGhosttyHEnum(
 
         if (@hasDecl(c, expected_name)) {
             std.testing.expectEqual(field.value, @field(c, expected_name)) catch |e| {
-                std.log.err(@typeName(T) ++ " key " ++ field.name ++ " does not have the same backing int as " ++ expected_name, .{});
+                std.log.err(
+                    "{s} key {s} does not have the same backing int as " ++ expected_name,
+                    .{ @typeName(T), field.name },
+                );
                 return e;
             };
 
diff --git a/src/terminal/c/terminal.zig b/src/terminal/c/terminal.zig
index f900d1c0d..8b16b0280 100644
--- a/src/terminal/c/terminal.zig
+++ b/src/terminal/c/terminal.zig
@@ -92,16 +92,8 @@ pub const DesktopNotification = extern struct {
     body: lib.String,
 };
 
-/// State of a terminal progress report.
-///
 /// C: GhosttyTerminalProgressState
-pub const ProgressState = enum(c_int) {
-    remove = 0,
-    set = 1,
-    @"error" = 2,
-    indeterminate = 3,
-    pause = 4,
-};
+pub const ProgressState = osc.Command.ProgressReport.State;
 
 /// A progress report emitted by the running program.
 ///
diff --git a/src/terminal/osc.zig b/src/terminal/osc.zig
index 26ce12672..e3d323915 100644
--- a/src/terminal/osc.zig
+++ b/src/terminal/osc.zig
@@ -203,19 +203,16 @@ pub const Command = union(Key) {
     );
 
     pub const ProgressReport = struct {
-        pub const State = enum(c_int) {
-            remove,
-            set,
-            @"error",
-            indeterminate,
-            pause,
-
-            test "ghostty.h Command.ProgressReport.State" {
-                if (comptime build_options.artifact == .lib) return error.SkipZigTest;
-                try lib.checkGhosttyHEnum(State, "GHOSTTY_PROGRESS_STATE_");
-            }
+        const state_keys = &.{
+            "remove",
+            "set",
+            "error",
+            "indeterminate",
+            "pause",
         };
 
+        pub const State = LibEnum(lib.target, state_keys);
+
         state: State,
         progress: ?u8 = null,
 
@@ -235,6 +232,12 @@ pub const Command = union(Key) {
                 )) else -1,
             };
         }
+
+        test "ghostty.h Command.ProgressReport.State" {
+            if (comptime build_options.artifact == .lib) return error.SkipZigTest;
+            const CState = LibEnum(.c, state_keys);
+            try lib.checkGhosttyHEnum(CState, "GHOSTTY_PROGRESS_STATE_");
+        }
     };
 
     comptime {