diff --git a/lib_rend/ivas_dirac_dec_binaural_functions_fx.c b/lib_rend/ivas_dirac_dec_binaural_functions_fx.c
index e87ed4b9706f95ffb253fceaa8b115a8c5460464..815c01c7b4e9b36ba2ea3ee59477cc69dd707019 100644
--- a/lib_rend/ivas_dirac_dec_binaural_functions_fx.c
+++ b/lib_rend/ivas_dirac_dec_binaural_functions_fx.c
@@ -3664,8 +3664,8 @@ static void eig2x2_fx(
 
     // Eigenvectors
 
-    q_diff = sub( q_e, *q_D );
-    q_tmp1 = s_min( q_e, *q_D );
+    q_diff = sub( *q_D, q_e );
+    q_tmp1 = s_min( *q_D, q_e );
 
     tmp1 = D_fx[0];
     move32();