diff --git a/DDraw/dllmain.cpp b/DDraw/dllmain.cpp
index 12d2d21..b5be8d6 100644
--- a/DDraw/dllmain.cpp
+++ b/DDraw/dllmain.cpp
@@ -223,4 +223,10 @@ BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved)
 	}
 
 	return TRUE;
+}
+
+extern "C" __declspec(dllexport)
+uint32_t GetBuildNumber()
+{
+	return (SILENTPATCH_REVISION_ID << 8) | SILENTPATCH_BUILD_ID;
 }
\ No newline at end of file
diff --git a/SilentPatchIII/SilentPatchIII.cpp b/SilentPatchIII/SilentPatchIII.cpp
index fcd91ba..4be9acf 100644
--- a/SilentPatchIII/SilentPatchIII.cpp
+++ b/SilentPatchIII/SilentPatchIII.cpp
@@ -929,4 +929,10 @@ BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved)
 		GetModuleHandleExW(GET_MODULE_HANDLE_EX_FLAG_FROM_ADDRESS, (LPCWSTR)&DllMain, &hDummyHandle);
 	}
 	return TRUE;
+}
+
+extern "C" __declspec(dllexport)
+uint32_t GetBuildNumber()
+{
+	return (SILENTPATCH_REVISION_ID << 8) | SILENTPATCH_BUILD_ID;
 }
\ No newline at end of file
diff --git a/SilentPatchSA/SilentPatchSA.cpp b/SilentPatchSA/SilentPatchSA.cpp
index 7f1e06c..2248d70 100644
--- a/SilentPatchSA/SilentPatchSA.cpp
+++ b/SilentPatchSA/SilentPatchSA.cpp
@@ -4910,4 +4910,10 @@ BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved)
 		}	
 	}
 	return TRUE;
+}
+
+extern "C" __declspec(dllexport)
+uint32_t GetBuildNumber()
+{
+	return (SILENTPATCH_REVISION_ID << 8) | SILENTPATCH_BUILD_ID;
 }
\ No newline at end of file
diff --git a/SilentPatchVC/SilentPatchVC.cpp b/SilentPatchVC/SilentPatchVC.cpp
index bc9edfa..e39a14a 100644
--- a/SilentPatchVC/SilentPatchVC.cpp
+++ b/SilentPatchVC/SilentPatchVC.cpp
@@ -757,4 +757,10 @@ BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved)
 		GetModuleHandleExW(GET_MODULE_HANDLE_EX_FLAG_FROM_ADDRESS, (LPCWSTR)&DllMain, &hDummyHandle);
 	}
 	return TRUE;
+}
+
+extern "C" __declspec(dllexport)
+uint32_t GetBuildNumber()
+{
+	return (SILENTPATCH_REVISION_ID << 8) | SILENTPATCH_BUILD_ID;
 }
\ No newline at end of file