diff --git a/lib_com/options.h b/lib_com/options.h
old mode 100755
new mode 100644
index 9e000aae89c0299975677d830f0b3886d54e636d..471b41f50266e54fddf6e5ccc21178a2029bb56f
--- a/lib_com/options.h
+++ b/lib_com/options.h
@@ -155,7 +155,7 @@
 #define FIX_245_RANGE_CODER_VOIP_MSAN                   /* Issue 245: fix use-of-uninitialized-value in range coder in VoIP mode */
 #define FIX_272_COV                                     /* Issue 272: Cleanup for code coverage related to calls to ivas_binaural_cldfb() */
 #define FIX_235                                         /* Issue 235: Deallocation of HR filter memory separately for lib_rend (ROM) and lib_util (from file) */
-#define ENV_STAB_FIX                                    /* Contribution 23: HQ envelope stability memory fix */
+/*#define ENV_STAB_FIX*/                                    /* Contribution 23: HQ envelope stability memory fix */
 #define STABILIZE_GIPD                                  /* FhG: Contribution 22: gIPD stabilization */
 
 /* ################## End DEVELOPMENT switches ######################### */