diff --git a/src/vxworks/mod.rs b/src/vxworks/mod.rs
index 868f0b1f471ed..def1cccfa58ce 100644
--- a/src/vxworks/mod.rs
+++ b/src/vxworks/mod.rs
@@ -733,6 +733,9 @@ pub const S_taskLib_TASK_HOOK_TABLE_FULL: ::c_int = taskErrorBase + 0x0066;
 pub const S_taskLib_TASK_HOOK_NOT_FOUND: ::c_int = taskErrorBase + 0x0067;
 pub const S_taskLib_ILLEGAL_PRIORITY: ::c_int = taskErrorBase + 0x0068;
 
+// FIXME: could also be useful for TASK_DESC type
+pub const VX_TASK_NAME_LENGTH: ::c_int = 31;
+
 // semLibCommon.h
 pub const S_semLib_INVALID_STATE: ::c_int = semErrorBase + 0x0065;
 pub const S_semLib_INVALID_OPTION: ::c_int = semErrorBase + 0x0066;