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-rw-r--r--rts/Task.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/rts/Task.c b/rts/Task.c
index 5c6d3cdf44..6dbc597769 100644
--- a/rts/Task.c
+++ b/rts/Task.c
@@ -477,7 +477,7 @@ startWorkerTask (Capability *cap)
// Set the name of the worker thread to the original process name followed by
// ":w", but only if we're on Linux where the program_invocation_short_name
// global is available.
-#if defined(linux_HOST_OS)
+#if defined(HAVE_PROGRAM_INVOCATION_SHORT_NAME)
size_t procname_len = strlen(program_invocation_short_name);
char worker_name[16];
// The kernel only allocates 16 bytes for thread names, so we truncate if the