diff --git a/dlls/usp10/shape.c b/dlls/usp10/shape.c
index fcbf92caa06..b234b115cd7 100644
--- a/dlls/usp10/shape.c
+++ b/dlls/usp10/shape.c
@@ -712,6 +712,8 @@ static const ScriptShapeData ShapingData[] =
     {{ no_features, 0}, NULL, "", "", NULL, NULL},
     {{ no_features, 0}, NULL, "", "", NULL, NULL},
     {{ no_features, 0}, NULL, "dsrt", "", NULL, NULL},
+    {{ no_features, 0}, NULL, "osma", "", NULL, NULL},
+    {{ no_features, 0}, NULL, "osma", "", NULL, NULL},
 };
 
 static INT GSUB_is_glyph_covered(LPCVOID table , UINT glyph)
diff --git a/dlls/usp10/tests/usp10.c b/dlls/usp10/tests/usp10.c
index 96510006b80..69083b33a6a 100644
--- a/dlls/usp10/tests/usp10.c
+++ b/dlls/usp10/tests/usp10.c
@@ -169,6 +169,7 @@ static inline void _test_items_ok(LPCWSTR string, DWORD cchString,
 #define runr_tag MS_MAKE_TAG('r','u','n','r')
 #define brai_tag MS_MAKE_TAG('b','r','a','i')
 #define dsrt_tag MS_MAKE_TAG('d','s','r','t')
+#define osma_tag MS_MAKE_TAG('o','s','m','a')
 
 static void test_ScriptItemize( void )
 {
@@ -440,6 +441,11 @@ static void test_ScriptItemize( void )
     static const itemTest t451[2] = {{{0,0,0,0,0},0,0,0,0,dsrt_tag,TRUE,{-1,-1,-1,-1,0x0}},{{0,0,0,0,0},24,0,0,0,-1,FALSE}};
     static const itemTest t452[2] = {{{0,0,0,0,0},0,0,0,2,dsrt_tag,TRUE,{-1,1,1,1,0x0}},{{0,0,0,0,0},24,0,0,0,-1,FALSE}};
 
+    /* Osmanya */
+    static const WCHAR test46[] = {0xd801,0xdc8b,0xd801,0xdc98,0xd801,0xdc88,0xd801,0xdc91,0xd801,0xdc9b,0xd801,0xdc92,0xd801,0xdc95,0xd801,0xdc80};
+    static const itemTest t461[2] = {{{0,0,0,0,0},0,0,0,0,osma_tag,TRUE,{-1,-1,-1,-1,0x0}},{{0,0,0,0,0},16,0,0,0,-1,FALSE}};
+    static const itemTest t462[2] = {{{0,0,0,0,0},0,0,0,2,osma_tag,TRUE,{-1,1,1,1,0x0}},{{0,0,0,0,0},16,0,0,0,-1,FALSE}};
+
     SCRIPT_ITEM items[15];
     SCRIPT_CONTROL  Control;
     SCRIPT_STATE    State;
@@ -518,6 +524,7 @@ static void test_ScriptItemize( void )
     test_items_ok(test43,7,NULL,NULL,1,t431,FALSE,0);
     test_items_ok(test44,4,NULL,NULL,2,t441,FALSE,0);
     test_items_ok(test45,24,NULL,NULL,1,t451,FALSE,0);
+    test_items_ok(test46,16,NULL,NULL,1,t461,FALSE,0);
 
     State.uBidiLevel = 0;
     test_items_ok(test1,4,&Control,&State,1,t11,FALSE,0);
@@ -570,6 +577,7 @@ static void test_ScriptItemize( void )
     test_items_ok(test43,7,&Control,&State,1,t431,FALSE,0);
     test_items_ok(test44,4,&Control,&State,2,t441,FALSE,0);
     test_items_ok(test45,24,&Control,&State,1,t451,FALSE,0);
+    test_items_ok(test46,16,&Control,&State,1,t461,FALSE,0);
 
     State.uBidiLevel = 1;
     test_items_ok(test1,4,&Control,&State,1,t12,FALSE,0);
@@ -622,6 +630,7 @@ static void test_ScriptItemize( void )
     test_items_ok(test43,7,&Control,&State,1,t432,FALSE,0);
     test_items_ok(test44,4,&Control,&State,2,t442,FALSE,0);
     test_items_ok(test45,24,&Control,&State,1,t452,FALSE,0);
+    test_items_ok(test46,16,&Control,&State,1,t462,FALSE,0);
 
     State.uBidiLevel = 1;
     Control.fMergeNeutralItems = TRUE;
@@ -675,6 +684,7 @@ static void test_ScriptItemize( void )
     test_items_ok(test43,7,&Control,&State,1,t432,FALSE,0);
     test_items_ok(test44,4,&Control,&State,2,t442,FALSE,0);
     test_items_ok(test45,24,&Control,&State,1,t452,FALSE,0);
+    test_items_ok(test46,16,&Control,&State,1,t462,FALSE,0);
 }
 
 static inline void _test_shape_ok(int valid, HDC hdc, LPCWSTR string,
diff --git a/dlls/usp10/usp10.c b/dlls/usp10/usp10.c
index a05f7b6860a..2a5cb1c8984 100644
--- a/dlls/usp10/usp10.c
+++ b/dlls/usp10/usp10.c
@@ -290,6 +290,8 @@ static const scriptRange scriptRanges[] = {
     /* Plane - 1 */
     /* Deseret: U+10400–U+1044F */
     { Script_Deseret,     0x10400, 0x1044F,  0, 0},
+    /* Osmanya: U+10480–U+104AF */
+    { Script_Osmanya,    0x10480, 0x104AF,  Script_Osmanya_Numeric, 0},
     /* END */
     { SCRIPT_UNDEFINED,  0, 0, 0}
 };
@@ -608,6 +610,14 @@ static const scriptData scriptInformation[] = {
      {0, 0, 1, 0, 0, DEFAULT_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
      MS_MAKE_TAG('d','s','r','t'),
      {'S','e','g','o','e',' ','U','I',' ','S','y','m','b','o','l'}},
+    {{Script_Osmanya, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
+     {0, 0, 1, 0, 0, DEFAULT_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
+     MS_MAKE_TAG('o','s','m','a'),
+     {'E','b','r','i','m','a'}},
+    {{Script_Osmanya_Numeric, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
+     {0, 1, 1, 0, 0, DEFAULT_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
+     MS_MAKE_TAG('o','s','m','a'),
+     {'E','b','r','i','m','a'}},
 };
 
 static const SCRIPT_PROPERTIES *script_props[] =
@@ -649,7 +659,8 @@ static const SCRIPT_PROPERTIES *script_props[] =
     &scriptInformation[68].props, &scriptInformation[69].props,
     &scriptInformation[70].props, &scriptInformation[71].props,
     &scriptInformation[72].props, &scriptInformation[73].props,
-    &scriptInformation[74].props, &scriptInformation[75].props
+    &scriptInformation[74].props, &scriptInformation[75].props,
+    &scriptInformation[76].props, &scriptInformation[77].props
 };
 
 typedef struct {
diff --git a/dlls/usp10/usp10_internal.h b/dlls/usp10/usp10_internal.h
index 1d88ee15d1b..6c93ba6d22a 100644
--- a/dlls/usp10/usp10_internal.h
+++ b/dlls/usp10/usp10_internal.h
@@ -111,6 +111,8 @@
 #define Script_Private 74
 /* Unicode Chapter 13 : Plane 1 */
 #define Script_Deseret 75
+#define Script_Osmanya 76
+#define Script_Osmanya_Numeric 77
 
 #define GLYPH_BLOCK_SHIFT 8
 #define GLYPH_BLOCK_SIZE  (1UL << GLYPH_BLOCK_SHIFT)