diff --git a/externals/iem/iemmatrix/alias/matrix~.c b/externals/iem/iemmatrix/alias/matrix~.c
deleted file mode 100644
index b50d1d93314b6b610ebc4c88dc7b26074425eb29..0000000000000000000000000000000000000000
--- a/externals/iem/iemmatrix/alias/matrix~.c
+++ /dev/null
@@ -1,5 +0,0 @@
-#include "../src/mtx_mul~.c"
-void matrix_tilde_setup()
-{
-  mtx_mul_tilde_setup();
-}
diff --git a/externals/iem/iemmatrix/src/mtx_mul~.c b/externals/iem/iemmatrix/src/mtx_mul~.c
index 3f072f35bf8f4b959569a43246214da76a51e3a5..64f31edc1cf1a0c3f4d90438b291a0434833f9c7 100644
--- a/externals/iem/iemmatrix/src/mtx_mul~.c
+++ b/externals/iem/iemmatrix/src/mtx_mul~.c
@@ -925,7 +925,7 @@ void mtx_mul_tilde_setup(void)
   /* compatibility with tm's iem_matrix */
   class_addcreator((t_newmethod)matrix_multilde_new, gensym("matrix_mul_line~"), A_GIMME, 0);
   /* compatibility with jmz's zexy */
-  class_addcreator((t_newmethod)matrix_multilde_new, gensym("matrix~"), A_GIMME, 0);
+  //class_addcreator((t_newmethod)matrix_multilde_new, gensym("matrix~"), A_GIMME, 0);
 
 
   class_addmethod(matrix_multilde_class, (t_method)matrix_multilde_dsp, gensym("dsp"), 0);