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-rw-r--r--ext/intl/common/common_error.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/ext/intl/common/common_error.c b/ext/intl/common/common_error.c
index a0ee7c145f..282172224c 100644
--- a/ext/intl/common/common_error.c
+++ b/ext/intl/common/common_error.c
@@ -240,7 +240,9 @@ void intl_expose_icu_error_codes( INIT_FUNC_ARGS )
INTL_EXPOSE_CONST( U_IDNA_ACE_PREFIX_ERROR );
INTL_EXPOSE_CONST( U_IDNA_VERIFICATION_ERROR );
INTL_EXPOSE_CONST( U_IDNA_LABEL_TOO_LONG_ERROR );
+#if U_ICU_VERSION_MAJOR_NUM > 3 || U_ICU_VERSION_MAJOR_NUM == 3 && U_ICU_VERSION_MINOR_NUM >= 6
INTL_EXPOSE_CONST( U_IDNA_ZERO_LENGTH_LABEL_ERROR );
+#endif
#if U_ICU_VERSION_MAJOR_NUM > 3 || U_ICU_VERSION_MAJOR_NUM == 3 && U_ICU_VERSION_MINOR_NUM >= 8
INTL_EXPOSE_CONST( U_IDNA_DOMAIN_NAME_TOO_LONG_ERROR );
#endif