diff --git a/modules/rostests/apitests/shell32/SHChangeNotify.cpp b/modules/rostests/apitests/shell32/SHChangeNotify.cpp
index f06921961d0..e853baa875f 100644
--- a/modules/rostests/apitests/shell32/SHChangeNotify.cpp
+++ b/modules/rostests/apitests/shell32/SHChangeNotify.cpp
@@ -88,24 +88,6 @@ static void TEST_Quit(void)
     DoDeleteFilesAndDirs();
 }
 
-static BOOL FindSubProgram(void)
-{
-    GetModuleFileNameW(NULL, s_szSubProgram, _countof(s_szSubProgram));
-    PathRemoveFileSpecW(s_szSubProgram);
-    PathAppendW(s_szSubProgram, L"shell32_apitest_sub.exe");
-
-    if (!PathFileExistsW(s_szSubProgram))
-    {
-        PathRemoveFileSpecW(s_szSubProgram);
-        PathAppendW(s_szSubProgram, L"testdata\\shell32_apitest_sub.exe");
-
-        if (!PathFileExistsW(s_szSubProgram))
-            return FALSE;
-    }
-
-    return TRUE;
-}
-
 static void DoBuildFilesAndDirs(void)
 {
     WCHAR szPath1[MAX_PATH];
@@ -533,7 +515,7 @@ MainWndProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
 
 static BOOL TEST_Init(void)
 {
-    if (!FindSubProgram())
+    if (!FindSubProgram(s_szSubProgram, _countof(s_szSubProgram)))
     {
         skip("shell32_apitest_sub.exe not found\n");
         return FALSE;
diff --git a/modules/rostests/apitests/shell32/ShellExecCmdLine.cpp b/modules/rostests/apitests/shell32/ShellExecCmdLine.cpp
index c0a2104a25b..a9082d0fc07 100644
--- a/modules/rostests/apitests/shell32/ShellExecCmdLine.cpp
+++ b/modules/rostests/apitests/shell32/ShellExecCmdLine.cpp
@@ -256,27 +256,6 @@ static WCHAR s_win_test_exe[MAX_PATH];
 static WCHAR s_sys_bat_file[MAX_PATH];
 static WCHAR s_cur_dir[MAX_PATH];
 
-static BOOL
-GetSubProgramPath(void)
-{
-    GetModuleFileNameW(NULL, s_sub_program, _countof(s_sub_program));
-    PathRemoveFileSpecW(s_sub_program);
-    PathAppendW(s_sub_program, L"shell32_apitest_sub.exe");
-
-    if (!PathFileExistsW(s_sub_program))
-    {
-        PathRemoveFileSpecW(s_sub_program);
-        PathAppendW(s_sub_program, L"testdata\\shell32_apitest_sub.exe");
-
-        if (!PathFileExistsW(s_sub_program))
-        {
-            return FALSE;
-        }
-    }
-
-    return TRUE;
-}
-
 static const TEST_ENTRY s_entries_1[] =
 {
     // NULL
@@ -677,7 +656,7 @@ START_TEST(ShellExecCmdLine)
         }
     }
 
-    if (!GetSubProgramPath())
+    if (!FindSubProgram(s_sub_program, _countof(s_sub_program)))
     {
         skip("shell32_apitest_sub.exe is not found\n");
         return;
diff --git a/modules/rostests/apitests/shell32/shell32_apitest_sub.h b/modules/rostests/apitests/shell32/shell32_apitest_sub.h
index 8102c078dcd..d64e2af03de 100644
--- a/modules/rostests/apitests/shell32/shell32_apitest_sub.h
+++ b/modules/rostests/apitests/shell32/shell32_apitest_sub.h
@@ -12,6 +12,24 @@
 
 #define NUM_STAGE 10
 
+static inline BOOL FindSubProgram(LPWSTR pszSubProgram, DWORD cchSubProgram)
+{
+    GetModuleFileNameW(NULL, pszSubProgram, cchSubProgram);
+    PathRemoveFileSpecW(pszSubProgram);
+    PathAppendW(pszSubProgram, L"shell32_apitest_sub.exe");
+
+    if (!PathFileExistsW(pszSubProgram))
+    {
+        PathRemoveFileSpecW(pszSubProgram);
+        PathAppendW(pszSubProgram, L"testdata\\shell32_apitest_sub.exe");
+
+        if (!PathFileExistsW(pszSubProgram))
+            return FALSE;
+    }
+
+    return TRUE;
+}
+
 static inline HWND DoWaitForWindow(LPCWSTR clsname, LPCWSTR text, BOOL bClosing, BOOL bForce)
 {
     HWND hwnd = NULL;