diff --git a/sources/NotoSerif-Italic.glyphspackage/glyphs/iota-cy.glyph b/sources/NotoSerif-Italic.glyphspackage/glyphs/iota-cy.glyph
index 51b6896541..767626b988 100644
--- a/sources/NotoSerif-Italic.glyphspackage/glyphs/iota-cy.glyph
+++ b/sources/NotoSerif-Italic.glyphspackage/glyphs/iota-cy.glyph
@@ -7,7 +7,7 @@ layerId = "A783126C-D342-49FA-8B69-0453AD03268C";
 shapes = (
 {
 alignment = -1;
-ref = iota;
+ref = "iota-latin";
 }
 );
 width = 279;
@@ -17,7 +17,7 @@ layerId = UUID0;
 shapes = (
 {
 alignment = -1;
-ref = iota;
+ref = "iota-latin";
 }
 );
 width = 334;
@@ -27,7 +27,7 @@ layerId = "EFE4222C-09E4-4728-8E05-7459D7542305";
 shapes = (
 {
 alignment = -1;
-ref = iota;
+ref = "iota-latin";
 }
 );
 width = 409;
@@ -37,7 +37,7 @@ layerId = "9563C917-11DF-412F-BB09-FC0C1CFFA48C";
 shapes = (
 {
 alignment = -1;
-ref = iota;
+ref = "iota-latin";
 }
 );
 width = 198;
@@ -47,7 +47,7 @@ layerId = "44BFC83C-08F8-422F-A73E-536514612562";
 shapes = (
 {
 alignment = -1;
-ref = iota;
+ref = "iota-latin";
 }
 );
 width = 276;
@@ -57,7 +57,7 @@ layerId = "081AFB27-5722-432A-9779-C9794386CEF1";
 shapes = (
 {
 alignment = -1;
-ref = iota;
+ref = "iota-latin";
 }
 );
 width = 340;
diff --git a/sources/NotoSerif-Italic.glyphspackage/glyphs/iota-latin.glyph b/sources/NotoSerif-Italic.glyphspackage/glyphs/iota-latin.glyph
index c4560c794a..cfe33c17ac 100644
--- a/sources/NotoSerif-Italic.glyphspackage/glyphs/iota-latin.glyph
+++ b/sources/NotoSerif-Italic.glyphspackage/glyphs/iota-latin.glyph
@@ -16,8 +16,31 @@ pos = (178,536);
 layerId = "A783126C-D342-49FA-8B69-0453AD03268C";
 shapes = (
 {
-alignment = -1;
-ref = iota;
+closed = 1;
+nodes = (
+(177,-10,o),
+(201,7,o),
+(229,32,c),
+(213,50,l),
+(185,25,o),
+(167,15,o),
+(144,15,cs),
+(115,15,o),
+(105,41,o),
+(105,83,cs),
+(105,115,o),
+(115,162,o),
+(123,201,cs),
+(190,536,l),
+(161,536,l),
+(96,201,ls),
+(87,156,o),
+(78,114,o),
+(78,83,cs),
+(78,20,o),
+(99,-10,o),
+(140,-10,cs)
+);
 }
 );
 width = 279;
@@ -36,8 +59,31 @@ pos = (214,536);
 layerId = UUID0;
 shapes = (
 {
-alignment = -1;
-ref = iota;
+closed = 1;
+nodes = (
+(233,-10,o),
+(271,8,o),
+(311,36,c),
+(294,73,l),
+(270,61,o),
+(244,53,o),
+(219,53,cs),
+(186,53,o),
+(166,69,o),
+(166,108,cs),
+(166,129,o),
+(171,161,o),
+(178,194,cs),
+(251,536,l),
+(157,536,l),
+(84,191,ls),
+(79,166,o),
+(74,131,o),
+(74,107,cs),
+(74,28,o),
+(111,-10,o),
+(175,-10,cs)
+);
 }
 );
 width = 334;
@@ -56,8 +102,31 @@ pos = (242,536);
 layerId = "EFE4222C-09E4-4728-8E05-7459D7542305";
 shapes = (
 {
-alignment = -1;
-ref = iota;
+closed = 1;
+nodes = (
+(286,-10,o),
+(350,32,o),
+(397,78,c),
+(370,116,l),
+(349,101,o),
+(325,86,o),
+(290,86,cs),
+(262,86,o),
+(242,104,o),
+(242,132,cs),
+(242,150,o),
+(244,167,o),
+(254,210,cs),
+(330,536,l),
+(134,536,l),
+(57,205,ls),
+(49,166,o),
+(44,138,o),
+(44,109,cs),
+(44,30,o),
+(107,-10,o),
+(195,-10,cs)
+);
 }
 );
 width = 409;
@@ -76,8 +145,31 @@ pos = (144,536);
 layerId = "9563C917-11DF-412F-BB09-FC0C1CFFA48C";
 shapes = (
 {
-alignment = -1;
-ref = iota;
+closed = 1;
+nodes = (
+(128,-10,o),
+(151,0,o),
+(174,15,c),
+(166,38,l),
+(143,23,o),
+(121,15,o),
+(105,15,cs),
+(79,15,o),
+(65,26,o),
+(65,67,cs),
+(65,83,o),
+(71,121,o),
+(78,157,cs),
+(157,536,l),
+(129,536,l),
+(50,157,ls),
+(43,123,o),
+(37,85,o),
+(37,67,cs),
+(37,12,o),
+(59,-10,o),
+(100,-10,cs)
+);
 }
 );
 width = 198;
@@ -96,8 +188,31 @@ pos = (186,536);
 layerId = "44BFC83C-08F8-422F-A73E-536514612562";
 shapes = (
 {
-alignment = -1;
-ref = iota;
+closed = 1;
+nodes = (
+(193,-10,o),
+(227,9,o),
+(261,38,c),
+(248,70,l),
+(228,58,o),
+(206,49,o),
+(185,49,cs),
+(160,49,o),
+(148,65,o),
+(148,101,cs),
+(148,123,o),
+(154,158,o),
+(161,193,cs),
+(235,536,l),
+(146,536,l),
+(72,190,ls),
+(66,163,o),
+(59,119,o),
+(59,88,cs),
+(59,24,o),
+(89,-10,o),
+(143,-10,cs)
+);
 }
 );
 width = 276;
@@ -116,8 +231,31 @@ pos = (217,536);
 layerId = "081AFB27-5722-432A-9779-C9794386CEF1";
 shapes = (
 {
-alignment = -1;
-ref = iota;
+closed = 1;
+nodes = (
+(238,-10,o),
+(293,27,o),
+(334,69,c),
+(312,107,l),
+(295,92,o),
+(275,79,o),
+(246,79,cs),
+(224,79,o),
+(209,95,o),
+(209,124,cs),
+(209,144,o),
+(212,165,o),
+(221,206,cs),
+(297,536,l),
+(128,536,l),
+(52,202,ls),
+(43,161,o),
+(37,130,o),
+(37,103,cs),
+(37,27,o),
+(89,-10,o),
+(161,-10,cs)
+);
 }
 );
 width = 340;
diff --git a/sources/NotoSerif-Italic.glyphspackage/glyphs/iotastroke.glyph b/sources/NotoSerif-Italic.glyphspackage/glyphs/iotastroke.glyph
index 3b40402c19..20863d01df 100644
--- a/sources/NotoSerif-Italic.glyphspackage/glyphs/iotastroke.glyph
+++ b/sources/NotoSerif-Italic.glyphspackage/glyphs/iotastroke.glyph
@@ -16,7 +16,7 @@ nodes = (
 },
 {
 alignment = -1;
-ref = iota;
+ref = "iota-latin";
 }
 );
 width = 279;
@@ -35,7 +35,7 @@ nodes = (
 },
 {
 alignment = -1;
-ref = iota;
+ref = "iota-latin";
 }
 );
 width = 334;
@@ -54,7 +54,7 @@ nodes = (
 },
 {
 alignment = -1;
-ref = iota;
+ref = "iota-latin";
 }
 );
 width = 409;
@@ -73,7 +73,7 @@ nodes = (
 },
 {
 alignment = -1;
-ref = iota;
+ref = "iota-latin";
 }
 );
 width = 198;
@@ -92,10 +92,10 @@ nodes = (
 },
 {
 alignment = -1;
-ref = iota;
+ref = "iota-latin";
 }
 );
-width = 257;
+width = 276;
 },
 {
 layerId = "081AFB27-5722-432A-9779-C9794386CEF1";
@@ -111,7 +111,7 @@ nodes = (
 },
 {
 alignment = -1;
-ref = iota;
+ref = "iota-latin";
 }
 );
 width = 340;
diff --git a/sources/NotoSerif.glyphspackage/glyphs/iota-cy.glyph b/sources/NotoSerif.glyphspackage/glyphs/iota-cy.glyph
index 7d93e6c9c4..3a4617038c 100644
--- a/sources/NotoSerif.glyphspackage/glyphs/iota-cy.glyph
+++ b/sources/NotoSerif.glyphspackage/glyphs/iota-cy.glyph
@@ -7,7 +7,7 @@ layerId = "1D4F67F9-897D-45AD-B7F0-CA61A6862C03";
 shapes = (
 {
 alignment = -1;
-ref = iota;
+ref = "iota-latin";
 }
 );
 width = 270;
@@ -16,7 +16,7 @@ width = 270;
 layerId = UUID0;
 shapes = (
 {
-ref = iota;
+ref = "iota-latin";
 }
 );
 width = 334;
@@ -25,7 +25,7 @@ width = 334;
 layerId = "E17BEC9D-CAAD-449F-91D9-03766E30097E";
 shapes = (
 {
-ref = iota;
+ref = "iota-latin";
 }
 );
 width = 436;
@@ -34,7 +34,7 @@ width = 436;
 layerId = "C91144B6-58F5-45F2-9CE4-7ED6CE127FD4";
 shapes = (
 {
-ref = iota;
+ref = "iota-latin";
 }
 );
 width = 210;
@@ -43,7 +43,7 @@ width = 210;
 layerId = "A0CCC833-A561-4F2A-AF73-A35187C9FE5B";
 shapes = (
 {
-ref = iota;
+ref = "iota-latin";
 }
 );
 width = 277;
@@ -52,7 +52,7 @@ width = 277;
 layerId = "75A83886-EED5-4C31-9670-660514D8A4F6";
 shapes = (
 {
-ref = iota;
+ref = "iota-latin";
 }
 );
 width = 363;
diff --git a/sources/NotoSerif.glyphspackage/glyphs/iota-latin.glyph b/sources/NotoSerif.glyphspackage/glyphs/iota-latin.glyph
index a517213e09..27cc601644 100644
--- a/sources/NotoSerif.glyphspackage/glyphs/iota-latin.glyph
+++ b/sources/NotoSerif.glyphspackage/glyphs/iota-latin.glyph
@@ -16,8 +16,25 @@ pos = (135,536);
 layerId = "1D4F67F9-897D-45AD-B7F0-CA61A6862C03";
 shapes = (
 {
-alignment = -1;
-ref = iota;
+closed = 1;
+nodes = (
+(226,-10,o),
+(250,-7,o),
+(266,0,c),
+(266,23,l),
+(247,18,o),
+(235,16,o),
+(206,16,cs),
+(156,16,o),
+(126,45,o),
+(126,127,cs),
+(126,536,l),
+(98,536,l),
+(98,139,ls),
+(98,30,o),
+(126,-10,o),
+(206,-10,cs)
+);
 }
 );
 width = 270;
@@ -36,7 +53,25 @@ pos = (167,536);
 layerId = UUID0;
 shapes = (
 {
-ref = iota;
+closed = 1;
+nodes = (
+(275,-10,o),
+(315,-2,o),
+(332,6,c),
+(332,50,l),
+(311,46,o),
+(292,43,o),
+(268,43,cs),
+(222,43,o),
+(192,74,o),
+(192,142,cs),
+(192,536,l),
+(98,536,l),
+(98,145,ls),
+(98,30,o),
+(142,-10,o),
+(234,-10,cs)
+);
 }
 );
 width = 334;
@@ -55,7 +90,25 @@ pos = (218,536);
 layerId = "E17BEC9D-CAAD-449F-91D9-03766E30097E";
 shapes = (
 {
-ref = iota;
+closed = 1;
+nodes = (
+(345,-10,o),
+(401,10,o),
+(422,20,c),
+(422,100,l),
+(401,94,o),
+(376,89,o),
+(349,89,cs),
+(300,89,o),
+(282,117,o),
+(282,180,cs),
+(282,536,l),
+(89,536,l),
+(89,145,ls),
+(89,30,o),
+(160,-10,o),
+(273,-10,cs)
+);
 }
 );
 width = 436;
@@ -74,7 +127,25 @@ pos = (105,536);
 layerId = "C91144B6-58F5-45F2-9CE4-7ED6CE127FD4";
 shapes = (
 {
-ref = iota;
+closed = 1;
+nodes = (
+(189,-10,o),
+(205,-6,o),
+(212,-3,c),
+(212,22,l),
+(197,17,o),
+(188,15,o),
+(169,15,cs),
+(136,15,o),
+(107,44,o),
+(107,116,cs),
+(107,536,l),
+(79,536,l),
+(79,129,ls),
+(79,30,o),
+(112,-10,o),
+(171,-10,cs)
+);
 }
 );
 width = 210;
@@ -93,7 +164,25 @@ pos = (139,536);
 layerId = "A0CCC833-A561-4F2A-AF73-A35187C9FE5B";
 shapes = (
 {
-ref = iota;
+closed = 1;
+nodes = (
+(225,-10,o),
+(258,-2,o),
+(273,7,c),
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+(242,42,o),
+(222,42,cs),
+(186,42,o),
+(163,71,o),
+(163,139,cs),
+(163,536,l),
+(76,536,l),
+(76,145,ls),
+(76,30,o),
+(113,-10,o),
+(196,-10,cs)
+);
 }
 );
 width = 277;
@@ -112,7 +201,25 @@ pos = (182,536);
 layerId = "75A83886-EED5-4C31-9670-660514D8A4F6";
 shapes = (
 {
-ref = iota;
+closed = 1;
+nodes = (
+(288,-10,o),
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+(235,170,cs),
+(235,536,l),
+(74,536,l),
+(74,145,ls),
+(74,30,o),
+(133,-10,o),
+(228,-10,cs)
+);
 }
 );
 width = 363;