diff --git a/dlls/uxtheme/metric.c b/dlls/uxtheme/metric.c
index b7c173740d7..3ef199bcca7 100644
--- a/dlls/uxtheme/metric.c
+++ b/dlls/uxtheme/metric.c
@@ -228,8 +228,32 @@ HRESULT WINAPI GetThemeSysString(HTHEME hTheme, int iStringID,
 HRESULT WINAPI GetThemeTransitionDuration(HTHEME hTheme, int iPartId, int iStateIdFrom,
                                           int iStateIdTo, int iPropId, DWORD *pdwDuration)
 {
-    FIXME("(%p, %u, %u, %u, %u, %p) stub\n", hTheme, iPartId, iStateIdFrom, iStateIdTo,
-          iPropId, pdwDuration);
+    INTLIST intlist;
+    HRESULT hr;
 
-    return E_NOTIMPL;
+    TRACE("(%p, %d, %d, %d, %d, %p)\n", hTheme, iPartId, iStateIdFrom, iStateIdTo, iPropId,
+          pdwDuration);
+
+    if (!pdwDuration || iStateIdFrom < 1 || iStateIdTo < 1)
+        return E_INVALIDARG;
+
+    hr = GetThemeIntList(hTheme, iPartId, 0, iPropId, &intlist);
+    if (FAILED(hr))
+    {
+        if (hr == E_PROP_ID_UNSUPPORTED)
+            *pdwDuration = 0;
+
+        return hr;
+    }
+
+    if (intlist.iValueCount < 1 || iStateIdFrom > intlist.iValues[0]
+        || iStateIdTo > intlist.iValues[0]
+        || intlist.iValueCount != 1 + intlist.iValues[0] * intlist.iValues[0])
+    {
+        *pdwDuration = 0;
+        return E_INVALIDARG;
+    }
+
+    *pdwDuration = intlist.iValues[1 + intlist.iValues[0] * (iStateIdFrom - 1) + (iStateIdTo - 1)];
+    return S_OK;
 }
diff --git a/dlls/uxtheme/tests/system.c b/dlls/uxtheme/tests/system.c
index 57901e6affb..10857115061 100644
--- a/dlls/uxtheme/tests/system.c
+++ b/dlls/uxtheme/tests/system.c
@@ -1329,74 +1329,64 @@ static void test_GetThemeTransitionDuration(void)
     duration = 0xdeadbeef;
     hr = pGetThemeTransitionDuration(NULL, BP_PUSHBUTTON, PBS_NORMAL, PBS_DEFAULTED_ANIMATING,
                                      TMT_TRANSITIONDURATIONS, &duration);
-    todo_wine
     ok(hr == E_HANDLE, "GetThemeTransitionDuration failed, hr %#x.\n", hr);
     ok(duration == 0xdeadbeef, "Expected duration %#x, got %#x.\n", 0xdeadbeef, duration);
 
+    /* Crash on Wine. HTHEME is not a pointer that can be directly referenced. */
+    if (strcmp(winetest_platform, "wine"))
+    {
     duration = 0xdeadbeef;
     hr = pGetThemeTransitionDuration((HTHEME)0xdeadbeef, BP_PUSHBUTTON, PBS_NORMAL,
                                      PBS_DEFAULTED_ANIMATING, TMT_TRANSITIONDURATIONS, &duration);
     todo_wine
     ok(hr == E_HANDLE, "GetThemeTransitionDuration failed, hr %#x.\n", hr);
     ok(duration == 0xdeadbeef, "Expected duration %#x, got %#x.\n", 0xdeadbeef, duration);
+    }
 
     duration = 0xdeadbeef;
     hr = pGetThemeTransitionDuration(theme, 0xdeadbeef, PBS_NORMAL, PBS_DEFAULTED_ANIMATING,
                                      TMT_TRANSITIONDURATIONS, &duration);
-    todo_wine
     ok(hr == E_PROP_ID_UNSUPPORTED, "GetThemeTransitionDuration failed, hr %#x.\n", hr);
-    todo_wine
     ok(duration == 0, "Expected duration %#x, got %#x.\n", 0, duration);
 
     duration = 0xdeadbeef;
     hr = pGetThemeTransitionDuration(theme, BP_PUSHBUTTON, PBS_NORMAL - 1, PBS_DEFAULTED_ANIMATING,
                                      TMT_TRANSITIONDURATIONS, &duration);
-    todo_wine
     ok(hr == E_INVALIDARG, "GetThemeTransitionDuration failed, hr %#x.\n", hr);
     ok(duration == 0xdeadbeef, "Expected duration %#x, got %#x.\n", 0xdeadbeef, duration);
 
     duration = 0xdeadbeef;
     hr = pGetThemeTransitionDuration(theme, BP_PUSHBUTTON, PBS_DEFAULTED_ANIMATING + 1,
                                      PBS_DEFAULTED_ANIMATING, TMT_TRANSITIONDURATIONS, &duration);
-    todo_wine
     ok(hr == E_INVALIDARG, "GetThemeTransitionDuration failed, hr %#x.\n", hr);
-    todo_wine
     ok(duration == 0, "Expected duration %#x, got %#x.\n", 0, duration);
 
     duration = 0xdeadbeef;
     hr = pGetThemeTransitionDuration(theme, BP_PUSHBUTTON, PBS_NORMAL, PBS_NORMAL - 1,
                                      TMT_TRANSITIONDURATIONS, &duration);
-    todo_wine
     ok(hr == E_INVALIDARG, "GetThemeTransitionDuration failed, hr %#x.\n", hr);
     ok(duration == 0xdeadbeef, "Expected duration %#x, got %#x.\n", 0xdeadbeef, duration);
 
     duration = 0xdeadbeef;
     hr = pGetThemeTransitionDuration(theme, BP_PUSHBUTTON, PBS_NORMAL, PBS_DEFAULTED_ANIMATING + 1,
                                      TMT_TRANSITIONDURATIONS, &duration);
-    todo_wine
     ok(hr == E_INVALIDARG, "GetThemeTransitionDuration failed, hr %#x.\n", hr);
-    todo_wine
     ok(duration == 0, "Expected duration %#x, got %#x.\n", 0, duration);
 
     duration = 0xdeadbeef;
     hr = pGetThemeTransitionDuration(theme, BP_PUSHBUTTON, PBS_NORMAL, PBS_DEFAULTED_ANIMATING,
                                      TMT_BACKGROUND, &duration);
-    todo_wine
     ok(hr == E_PROP_ID_UNSUPPORTED, "GetThemeTransitionDuration failed, hr %#x.\n", hr);
-    todo_wine
     ok(duration == 0, "Expected duration %#x, got %#x.\n", 0, duration);
 
     duration = 0xdeadbeef;
     hr = pGetThemeTransitionDuration(theme, BP_PUSHBUTTON, PBS_NORMAL, PBS_DEFAULTED_ANIMATING,
                                      0xdeadbeef, &duration);
-    todo_wine
     ok(hr == E_PROP_ID_UNSUPPORTED, "GetThemeTransitionDuration failed, hr %#x.\n", hr);
-    todo_wine
     ok(duration == 0, "Expected duration %#x, got %#x.\n", 0, duration);
 
     hr = pGetThemeTransitionDuration(theme, BP_PUSHBUTTON, PBS_NORMAL, PBS_DEFAULTED_ANIMATING,
                                      TMT_TRANSITIONDURATIONS, NULL);
-    todo_wine
     ok(hr == E_INVALIDARG, "GetThemeTransitionDuration failed, hr %#x.\n", hr);
 
     /* Parts that don't have TMT_TRANSITIONDURATIONS */
@@ -1406,9 +1396,7 @@ static void test_GetThemeTransitionDuration(void)
     duration = 0xdeadbeef;
     hr = pGetThemeTransitionDuration(theme, BP_GROUPBOX, GBS_NORMAL, GBS_DISABLED,
                                      TMT_TRANSITIONDURATIONS, &duration);
-    todo_wine
     ok(hr == E_PROP_ID_UNSUPPORTED, "GetThemeTransitionDuration failed, hr %#x.\n", hr);
-    todo_wine
     ok(duration == 0, "Expected duration %#x, got %#x.\n", 0, duration);
 
     /* Test parsing TMT_TRANSITIONDURATIONS property. TMT_TRANSITIONDURATIONS is a vista+ property */
@@ -1436,10 +1424,8 @@ static void test_GetThemeTransitionDuration(void)
                 duration = 0xdeadbeef;
                 hr = pGetThemeTransitionDuration(theme, BP_PUSHBUTTON, from_state, to_state,
                                                  TMT_TRANSITIONDURATIONS, &duration);
-                todo_wine
                 ok(hr == S_OK, "GetThemeTransitionDuration failed, hr %#x.\n", hr);
                 expected = intlist.iValues[1 + intlist.iValues[0] * (from_state - 1) + (to_state - 1)];
-                todo_wine
                 ok(duration == expected, "Expected duration %d, got %d.\n", expected, duration);
 
                 winetest_pop_context();