diff --git a/lib/libc/tests/stdlib/strfmon_test.c b/lib/libc/tests/stdlib/strfmon_test.c
--- a/lib/libc/tests/stdlib/strfmon_test.c
+++ b/lib/libc/tests/stdlib/strfmon_test.c
@@ -175,7 +175,7 @@
 		const char *locale;
 		const char *expected;
 	} tests[] = {
-	    { "en_US.UTF-8", "[USD123.45]" },
+	    { "en_US.UTF-8", "[USD 123.45]" },
 	    { "de_DE.UTF-8", "[123,45 EUR]" },
 	    { "C", "[123.45]" },
 	};
@@ -200,15 +200,15 @@
 		const char *expected;
 	} tests[] = {
 	    { "%+n", "en_US.UTF-8", "[$123.45] [-$123.45]" },
-	    { "%+i", "en_US.UTF-8", "[USD123.45] [-USD123.45]" },
+	    { "%+i", "en_US.UTF-8", "[USD 123.45] [-USD 123.45]" },
 	    { "%(n", "C", "[123.45] [(123.45)]" },
 	    { "%(i", "C", "[123.45] [(123.45)]" },
 	    { "%(n", "en_US.UTF-8", "[$123.45] [($123.45)]" },
-	    { "%(i", "en_US.UTF-8", "[USD123.45] [(USD123.45)]" },
+	    { "%(i", "en_US.UTF-8", "[USD 123.45] [(USD 123.45)]" },
 	    { "%n", "C", "[123.45] [-123.45]" },
 	    { "%i", "C", "[123.45] [-123.45]" },
 	    { "%n", "en_US.UTF-8", "[$123.45] [-$123.45]" },
-	    { "%i", "en_US.UTF-8", "[USD123.45] [-USD123.45]" },
+	    { "%i", "en_US.UTF-8", "[USD 123.45] [-USD 123.45]" },
 	};
 	size_t i;
 	char actual[100], format[50];
diff --git a/share/monetdef_unicode/Makefile b/share/monetdef_unicode/Makefile
--- a/share/monetdef_unicode/Makefile
+++ b/share/monetdef_unicode/Makefile
@@ -23,6 +23,7 @@
 LOCALES+=	en_AU.UTF-8
 LOCALES+=	en_CA.UTF-8
 LOCALES+=	en_GB.UTF-8
+LOCALES+=	en_IE.UTF-8
 LOCALES+=	en_NZ.UTF-8
 LOCALES+=	en_PH.UTF-8
 LOCALES+=	en_SG.UTF-8
@@ -80,7 +81,6 @@
 SAME+=		it_IT.UTF-8 ca_AD.UTF-8
 SAME+=		it_CH.UTF-8 de_CH.UTF-8
 SAME+=		zh_HK.UTF-8 en_HK.UTF-8
-SAME+=		ga_IE.UTF-8 en_IE.UTF-8
 SAME+=		sv_FI.UTF-8 se_FI.UTF-8
 SAME+=		sv_FI.UTF-8 lt_LT.UTF-8
 SAME+=		sv_FI.UTF-8 fi_FI.UTF-8
diff --git a/share/monetdef_unicode/en_US.UTF-8.src b/share/monetdef_unicode/en_IE.UTF-8.src
copy from share/monetdef_unicode/en_US.UTF-8.src
copy to share/monetdef_unicode/en_IE.UTF-8.src
--- a/share/monetdef_unicode/en_US.UTF-8.src
+++ b/share/monetdef_unicode/en_IE.UTF-8.src
@@ -4,10 +4,10 @@
 # -----------------------------------------------------------------------------
 #
 # int_curr_symbol (last character always SPACE)
-USD 
+EUR 
 #
 # currency_symbol
-$
+€
 #
 # mon_decimal_point
 .
@@ -55,10 +55,10 @@
 1
 #
 # int_p_sep_by_space
-0
+1
 #
 # int_n_sep_by_space
-0
+1
 #
 # int_p_sign_posn
 1
diff --git a/share/monetdef_unicode/en_US.UTF-8.src b/share/monetdef_unicode/en_US.UTF-8.src
--- a/share/monetdef_unicode/en_US.UTF-8.src
+++ b/share/monetdef_unicode/en_US.UTF-8.src
@@ -55,10 +55,10 @@
 1
 #
 # int_p_sep_by_space
-0
+1
 #
 # int_n_sep_by_space
-0
+1
 #
 # int_p_sign_posn
 1
diff --git a/tools/tools/locale/tools/cldr2def.pl b/tools/tools/locale/tools/cldr2def.pl
--- a/tools/tools/locale/tools/cldr2def.pl
+++ b/tools/tools/locale/tools/cldr2def.pl
@@ -94,6 +94,7 @@
 	dtformat => \&callback_dtformat,
 	cbabmon => \&callback_abmon,
 	cbampm => \&callback_ampm,
+	intsepbyspace => \&callback_intsepbyspace,
 	data => undef,
 );
 
@@ -189,8 +190,8 @@
 	    "n_sign_posn"		=> "i",
 	    "int_p_cs_precedes"		=> "i",
 	    "int_n_cs_precedes"		=> "i",
-	    "int_p_sep_by_space"	=> "i",
-	    "int_n_sep_by_space"	=> "i",
+	    "int_p_sep_by_space"	=> "<intsepbyspace<int_p_sep_by_space<i",
+	    "int_n_sep_by_space"	=> "<intsepbyspace<int_n_sep_by_space<i",
 	    "int_p_sign_posn"		=> "i",
 	    "int_n_sign_posn"		=> "i"
 	);
@@ -290,6 +291,22 @@
 	return $s;
 };
 
+sub callback_intsepbyspace {
+	my $i = shift;
+	my $nl = $callback{data}{l} . "_" . $callback{data}{c};
+	my $enc = $callback{data}{e};
+
+	if ($nl eq 'en_IE' || $nl eq 'en_US') {
+		if ($enc eq 'UTF-8') {
+			$i = 1;
+		} else {
+			my  $converter = Text::Iconv->new("utf-8", "$enc");
+			$i = $converter->convert(1);
+		}
+	}
+	return $i;
+}
+
 sub callback_mdorder {
 	my $s = shift;
 	return undef if (!defined $s);