diff --git a/dlls/msi/msi.c b/dlls/msi/msi.c
index f86f194..72f6966 100644
--- a/dlls/msi/msi.c
+++ b/dlls/msi/msi.c
@@ -1905,6 +1905,7 @@ INSTALLSTATE WINAPI MsiQueryFeatureStateW(LPCWSTR szProduct, LPCWSTR szFeature)
     INSTALLSTATE r;
     BOOL missing = FALSE;
     BOOL machine = FALSE;
+    BOOL source = FALSE;
 
     TRACE("%s %s\n", debugstr_w(szProduct), debugstr_w(szFeature));
 
@@ -1978,6 +1979,12 @@ INSTALLSTATE WINAPI MsiQueryFeatureStateW(LPCWSTR szProduct, LPCWSTR szFeature)
         path = msi_reg_get_val_str(hkey, squishProduct);
         if (!path)
             missing = TRUE;
+        else if (lstrlenW(path) > 2 &&
+                 path[0] >= '0' && path[0] <= '9' &&
+                 path[1] >= '0' && path[1] <= '9')
+        {
+            source = TRUE;
+        }
 
         msi_free(path);
     }
@@ -1988,6 +1995,9 @@ INSTALLSTATE WINAPI MsiQueryFeatureStateW(LPCWSTR szProduct, LPCWSTR szFeature)
     if (missing)
         return INSTALLSTATE_ADVERTISED;
 
+    if (source)
+        return INSTALLSTATE_SOURCE;
+
     return INSTALLSTATE_LOCAL;
 }
 
diff --git a/dlls/msi/tests/msi.c b/dlls/msi/tests/msi.c
index bafcddc..2b00314 100644
--- a/dlls/msi/tests/msi.c
+++ b/dlls/msi/tests/msi.c
@@ -920,6 +920,35 @@ static void test_MsiQueryFeatureState(void)
     res = RegSetValueExA(compkey, prod_squashed, 0, REG_SZ, (const BYTE *)"apple", 1);
     ok(res == ERROR_SUCCESS, "Expected ERROR_SUCCESS, got %d\n", res);
 
+    /* INSTALLSTATE_LOCAL */
+    state = MsiQueryFeatureStateA(prodcode, "feature");
+    ok(state == INSTALLSTATE_LOCAL, "Expected INSTALLSTATE_LOCAL, got %d\n", state);
+
+    res = RegSetValueExA(compkey, prod_squashed, 0, REG_SZ, (const BYTE *)"01\\", 4);
+    ok(res == ERROR_SUCCESS, "Expected ERROR_SUCCESS, got %d\n", res);
+
+    /* INSTALLSTATE_SOURCE */
+    state = MsiQueryFeatureStateA(prodcode, "feature");
+    ok(state == INSTALLSTATE_SOURCE, "Expected INSTALLSTATE_SOURCE, got %d\n", state);
+
+    res = RegSetValueExA(compkey, prod_squashed, 0, REG_SZ, (const BYTE *)"01", 3);
+    ok(res == ERROR_SUCCESS, "Expected ERROR_SUCCESS, got %d\n", res);
+
+    /* bad INSTALLSTATE_SOURCE */
+    state = MsiQueryFeatureStateA(prodcode, "feature");
+    ok(state == INSTALLSTATE_LOCAL, "Expected INSTALLSTATE_LOCAL, got %d\n", state);
+
+    res = RegSetValueExA(compkey, prod_squashed, 0, REG_SZ, (const BYTE *)"01a", 4);
+    ok(res == ERROR_SUCCESS, "Expected ERROR_SUCCESS, got %d\n", res);
+
+    /* INSTALLSTATE_SOURCE */
+    state = MsiQueryFeatureStateA(prodcode, "feature");
+    ok(state == INSTALLSTATE_SOURCE, "Expected INSTALLSTATE_SOURCE, got %d\n", state);
+
+    res = RegSetValueExA(compkey, prod_squashed, 0, REG_SZ, (const BYTE *)"01", 3);
+    ok(res == ERROR_SUCCESS, "Expected ERROR_SUCCESS, got %d\n", res);
+
+    /* bad INSTALLSTATE_SOURCE */
     state = MsiQueryFeatureStateA(prodcode, "feature");
     ok(state == INSTALLSTATE_LOCAL, "Expected INSTALLSTATE_LOCAL, got %d\n", state);
 
diff --git a/dlls/msi/tests/package.c b/dlls/msi/tests/package.c
index c68d429..88105fd 100644
--- a/dlls/msi/tests/package.c
+++ b/dlls/msi/tests/package.c
@@ -3730,20 +3730,14 @@ static void test_states(void)
     action = 0xdeadbee;
     r = MsiGetFeatureState(hpkg, "one", &state, &action);
     ok( r == ERROR_SUCCESS, "Expected ERROR_SUCCESS, got %d\n", r );
-    todo_wine
-    {
-        ok( state == INSTALLSTATE_SOURCE, "Expected INSTALLSTATE_SOURCE, got %d\n", state);
-    }
+    ok( state == INSTALLSTATE_SOURCE, "Expected INSTALLSTATE_SOURCE, got %d\n", state);
     ok( action == INSTALLSTATE_LOCAL, "Expected INSTALLSTATE_LOCAL, got %d\n", action);
 
     state = 0xdeadbee;
     action = 0xdeadbee;
     r = MsiGetFeatureState(hpkg, "two", &state, &action);
     ok( r == ERROR_SUCCESS, "Expected ERROR_SUCCESS, got %d\n", r );
-    todo_wine
-    {
-        ok( state == INSTALLSTATE_SOURCE, "Expected INSTALLSTATE_SOURCE, got %d\n", state);
-    }
+    ok( state == INSTALLSTATE_SOURCE, "Expected INSTALLSTATE_SOURCE, got %d\n", state);
     ok( action == INSTALLSTATE_SOURCE, "Expected INSTALLSTATE_SOURCE, got %d\n", action);
 
     state = 0xdeadbee;
@@ -4477,20 +4471,14 @@ static void test_states(void)
     action = 0xdeadbee;
     r = MsiGetFeatureState(hpkg, "one", &state, &action);
     ok( r == ERROR_SUCCESS, "Expected ERROR_SUCCESS, got %d\n", r );
-    todo_wine
-    {
-        ok( state == INSTALLSTATE_SOURCE, "Expected INSTALLSTATE_SOURCE, got %d\n", state);
-    }
+    ok( state == INSTALLSTATE_SOURCE, "Expected INSTALLSTATE_SOURCE, got %d\n", state);
     ok( action == INSTALLSTATE_LOCAL, "Expected INSTALLSTATE_LOCAL, got %d\n", action);
 
     state = 0xdeadbee;
     action = 0xdeadbee;
     r = MsiGetFeatureState(hpkg, "two", &state, &action);
     ok( r == ERROR_SUCCESS, "Expected ERROR_SUCCESS, got %d\n", r );
-    todo_wine
-    {
-        ok( state == INSTALLSTATE_SOURCE, "Expected INSTALLSTATE_SOURCE, got %d\n", state);
-    }
+    ok( state == INSTALLSTATE_SOURCE, "Expected INSTALLSTATE_SOURCE, got %d\n", state);
     ok( action == INSTALLSTATE_LOCAL, "Expected INSTALLSTATE_LOCAL, got %d\n", action);
 
     state = 0xdeadbee;
@@ -4521,20 +4509,14 @@ static void test_states(void)
     action = 0xdeadbee;
     r = MsiGetFeatureState(hpkg, "six", &state, &action);
     ok( r == ERROR_SUCCESS, "Expected ERROR_SUCCESS, got %d\n", r );
-    todo_wine
-    {
-        ok( state == INSTALLSTATE_SOURCE, "Expected INSTALLSTATE_SOURCE, got %d\n", state);
-    }
+    ok( state == INSTALLSTATE_SOURCE, "Expected INSTALLSTATE_SOURCE, got %d\n", state);
     ok( action == INSTALLSTATE_LOCAL, "Expected INSTALLSTATE_LOCAL, got %d\n", action);
 
     state = 0xdeadbee;
     action = 0xdeadbee;
     r = MsiGetFeatureState(hpkg, "seven", &state, &action);
     ok( r == ERROR_SUCCESS, "Expected ERROR_SUCCESS, got %d\n", r );
-    todo_wine
-    {
-        ok( state == INSTALLSTATE_SOURCE, "Expected INSTALLSTATE_SOURCE, got %d\n", state);
-    }
+    ok( state == INSTALLSTATE_SOURCE, "Expected INSTALLSTATE_SOURCE, got %d\n", state);
     ok( action == INSTALLSTATE_LOCAL, "Expected INSTALLSTATE_LOCAL, got %d\n", action);
 
     state = 0xdeadbee;
@@ -5221,21 +5203,15 @@ static void test_states(void)
     action = 0xdeadbee;
     r = MsiGetFeatureState(hpkg, "one", &state, &action);
     ok( r == ERROR_SUCCESS, "Expected ERROR_SUCCESS, got %d\n", r );
-    todo_wine
-    {
-        ok( state == INSTALLSTATE_SOURCE, "Expected INSTALLSTATE_SOURCE, got %d\n", state);
-        ok( state == INSTALLSTATE_SOURCE, "Expected INSTALLSTATE_SOURCE, got %d\n", state);
-    }
+    ok( state == INSTALLSTATE_SOURCE, "Expected INSTALLSTATE_SOURCE, got %d\n", state);
+    ok( state == INSTALLSTATE_SOURCE, "Expected INSTALLSTATE_SOURCE, got %d\n", state);
 
     state = 0xdeadbee;
     action = 0xdeadbee;
     r = MsiGetFeatureState(hpkg, "two", &state, &action);
     ok( r == ERROR_SUCCESS, "Expected ERROR_SUCCESS, got %d\n", r );
-    todo_wine
-    {
-        ok( state == INSTALLSTATE_SOURCE, "Expected INSTALLSTATE_SOURCE, got %d\n", state);
-        ok( state == INSTALLSTATE_SOURCE, "Expected INSTALLSTATE_SOURCE, got %d\n", state);
-    }
+    ok( state == INSTALLSTATE_SOURCE, "Expected INSTALLSTATE_SOURCE, got %d\n", state);
+    ok( state == INSTALLSTATE_SOURCE, "Expected INSTALLSTATE_SOURCE, got %d\n", state);
 
     state = 0xdeadbee;
     action = 0xdeadbee;
@@ -5265,21 +5241,15 @@ static void test_states(void)
     action = 0xdeadbee;
     r = MsiGetFeatureState(hpkg, "six", &state, &action);
     ok( r == ERROR_SUCCESS, "Expected ERROR_SUCCESS, got %d\n", r );
-    todo_wine
-    {
-        ok( state == INSTALLSTATE_SOURCE, "Expected INSTALLSTATE_SOURCE, got %d\n", state);
-        ok( state == INSTALLSTATE_SOURCE, "Expected INSTALLSTATE_SOURCE, got %d\n", state);
-    }
+    ok( state == INSTALLSTATE_SOURCE, "Expected INSTALLSTATE_SOURCE, got %d\n", state);
+    ok( state == INSTALLSTATE_SOURCE, "Expected INSTALLSTATE_SOURCE, got %d\n", state);
 
     state = 0xdeadbee;
     action = 0xdeadbee;
     r = MsiGetFeatureState(hpkg, "seven", &state, &action);
     ok( r == ERROR_SUCCESS, "Expected ERROR_SUCCESS, got %d\n", r );
-    todo_wine
-    {
-        ok( state == INSTALLSTATE_SOURCE, "Expected INSTALLSTATE_SOURCE, got %d\n", state);
-        ok( state == INSTALLSTATE_SOURCE, "Expected INSTALLSTATE_SOURCE, got %d\n", state);
-    }
+    ok( state == INSTALLSTATE_SOURCE, "Expected INSTALLSTATE_SOURCE, got %d\n", state);
+    ok( state == INSTALLSTATE_SOURCE, "Expected INSTALLSTATE_SOURCE, got %d\n", state);
 
     state = 0xdeadbee;
     action = 0xdeadbee;
-- 
1.5.4.3