diff --git a/pm_shared/pm_shared.cpp b/pm_shared/pm_shared.cpp
index 06994cb6a..0d9a80301 100644
--- a/pm_shared/pm_shared.cpp
+++ b/pm_shared/pm_shared.cpp
@@ -20,9 +20,6 @@
 #include <cctype>  // isspace
 #include <algorithm>
 #include "mathlib.h"
-#if HAVE_TGMATH_H
-#include <tgmath.h>
-#endif
 
 #include "pm_defs.h"
 #include "pm_shared.h"