diff --git a/src_main/core/pichar.cpp b/src_main/core/pichar.cpp
index a9a463ba..38ff2c67 100644
--- a/src_main/core/pichar.cpp
+++ b/src_main/core/pichar.cpp
@@ -23,6 +23,7 @@
 #include "piincludes_p.h"
 #include "pibytearray.h"
 #ifdef PIP_ICU
+#  define U_NOEXCEPT
 #  include "unicode/ucnv.h"
 #  include "unicode/ustring.h"
 char * __syslocname__ = 0;
diff --git a/src_main/core/piinit.cpp b/src_main/core/piinit.cpp
index eae285b8..bfff83c1 100644
--- a/src_main/core/piinit.cpp
+++ b/src_main/core/piinit.cpp
@@ -60,6 +60,7 @@
    extern clock_serv_t __pi_mac_clock;
 #endif
 #ifdef PIP_ICU
+#  define U_NOEXCEPT
 #  include <unicode/uclean.h>
 #  include <unicode/ucnv.h>
 #endif
diff --git a/src_main/core/pistring.cpp b/src_main/core/pistring.cpp
index 77291036..96f7dada 100755
--- a/src_main/core/pistring.cpp
+++ b/src_main/core/pistring.cpp
@@ -19,6 +19,7 @@
 #include "piincludes_p.h"
 #include "pistring.h"
 #ifdef PIP_ICU
+#  define U_NOEXCEPT
 #  include "unicode/ucnv.h"
 #endif
 #include <wchar.h>