diff --git a/include/assimp/defs.h b/include/assimp/defs.h
index d2077d8b4..d61fd7901 100644
--- a/include/assimp/defs.h
+++ b/include/assimp/defs.h
@@ -3,7 +3,7 @@
 Open Asset Import Library (assimp)
 ---------------------------------------------------------------------------
 
-Copyright (c) 2006-2020, assimp team
+Copyright (c) 2006-2021, assimp team
 
 All rights reserved.
 
@@ -156,24 +156,21 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 #endif // _WIN32
 
 #ifdef _MSC_VER
-#pragma warning(disable : 4521 4512 4714 4127 4351 4510)
-#ifdef ASSIMP_BUILD_DLL_EXPORT
-#pragma warning(disable : 4251)
-#endif
-/* Force the compiler to inline a function, if possible
-     */
-#define AI_FORCE_INLINE __forceinline
+  #pragma warning(disable : 4521 4512 4714 4127 4351 4510)
+  #ifdef ASSIMP_BUILD_DLL_EXPORT
+    #pragma warning(disable : 4251)
+  #endif
+  /* Force the compiler to inline a function, if possible */
+  #define AI_FORCE_INLINE inline 
 
-/* Tells the compiler that a function never returns. Used in code analysis
-     * to skip dead paths (e.g. after an assertion evaluated to false). */
-#define AI_WONT_RETURN __declspec(noreturn)
+  /* Tells the compiler that a function never returns. Used in code analysis
+   * to skip dead paths (e.g. after an assertion evaluated to false). */
+  #define AI_WONT_RETURN __declspec(noreturn)
 #elif defined(SWIG)
-
-/* Do nothing, the relevant defines are all in AssimpSwigPort.i */
-
+  /* Do nothing, the relevant defines are all in AssimpSwigPort.i */
 #else
-#define AI_WONT_RETURN
-#define AI_FORCE_INLINE inline
+  #define AI_WONT_RETURN
+  #define AI_FORCE_INLINE inline
 #endif // (defined _MSC_VER)
 
 #ifdef __GNUC__