diff --git a/lib_com/fft_fx.c b/lib_com/fft_fx.c
index 64a4c8be2d23ba1d0ceb7aeebd581bcf0e542314..bc66409db56839cf0fb6d5e17d8fa391a61c1e0f 100644
--- a/lib_com/fft_fx.c
+++ b/lib_com/fft_fx.c
@@ -7262,10 +7262,23 @@ Word16 L_norm_arr( Word32 *arr, Word16 size )
     Word16 q = 31;
     move16();
     FOR( Word16 i = 0; i < size; i++ )
+#ifndef FIX_1103_OPT_L_NORM_ARR
     IF( arr[i] != 0 )
     {
         q = s_min( q, norm_l( arr[i] ) );
     }
+#else
+    {
+        Word16 q_tst;
+
+        q_tst = norm_l( arr[i] );
+        if ( arr[i] != 0 )
+        {
+            q = s_min( q, q_tst );
+        }
+    }
+
+#endif
     return q;
 }
 
diff --git a/lib_com/options.h b/lib_com/options.h
index 2954fb8a461d87db48d1ba9a91ca0f4291c848b3..a60a805d9b69729752c73f6fb0802246ae8d64ec 100644
--- a/lib_com/options.h
+++ b/lib_com/options.h
@@ -91,4 +91,5 @@
 #define FIX_1054_IF_ELSE_CMPLX                          /* VA: Fix 1054 incorrect counting of complexity when ELSE-IF sequence is encoutered in two functions */
 #define FIX_1052_COPY_CMPLX_DISCREPANCY       /* VA: modify IF-ELSE statements used in Copy*() functions to avoid dependency on x[] and y[] in RAM */
 #define FIX_1049_SHR_RO_COMPLEXITY              /* VA: fix for issue 1049: incorrect counting of complexity in the shr_ro() function */
+#define FIX_1103_OPT_L_NORM_ARR                 /* FhG: Optimize L_norm_arr(), avoid IF */
 #endif