diff --git a/lib_com/options.h b/lib_com/options.h
index a9eb870a3d11f5b6b49b377d1afed048f9d96cab..bf88e3641bb0cc3b30889743c4795f2cee0c83e3 100644
--- a/lib_com/options.h
+++ b/lib_com/options.h
@@ -96,6 +96,7 @@
 #define HARMONIZE_FUNC                                  /* VA: basop issue 2460: Remove duplicated code: various functions */
 #define FIX_FLOAT_1536_INIT_NO_PARAM_LPC                /* FhG: make sure no_param_lpc is initialized in core_encode_twodiv() */
 #define FIX_BASOP_2871_INIT_Q_SYN_FACTOR                /* FhG: make sure, st_fx->Q_syn_factor gets initialized during decoder startup */
+#define FIX_BASOP_2470_POWER_SPEC_E_INIT                /* FhG: make sure powerSpec_e is always initialized in core_signal_analysis_high_bitrate_fx() */
 
 /* #################### End BE switches ################################## */
 
@@ -108,8 +109,8 @@
 #define FIX_2440_AGC_PRESCALING                         /* FhG: basop issue 2440: Fix loop bounds when scaling p_output_fx before ivas_spar_dec_agc_pca_fx() */
 #define FIX_2471_REMOVE_POSSIBLE_OVRF                   /* VA: basop issue 2471: correcting undesired overflow */
 #define FIX_2465_Q_BWE_EXC                              /* VA: basop issue 2465: fix calculation of Q_bwe_exc in SWB TBE encoder */
-#define FIX_2436_CLDFBANAHANDLE_ADRESS                  /*FhG: cldfb handle pointer were handed over in faulty manner*/
-#define FIX_BASOP_2436_REUSED_CLDFB_IN_OMASA_SR         /*FhG: basop issue 2436 (related to basop 2283): fix garbage output for >1 object OMASA with extrend as ISAR prerenderer */
+#define FIX_2436_CLDFBANAHANDLE_ADRESS                  /* FhG: cldfb handle pointer were handed over in faulty manner*/
+#define FIX_BASOP_2436_REUSED_CLDFB_IN_OMASA_SR         /* FhG: basop issue 2436 (related to basop 2283): fix garbage output for >1 object OMASA with extrend as ISAR prerenderer */
 #define FIX_BASOP_2472_IGF_SP_AUD_DEC_CHAN              /* FhG: always use channel 1 for sp_aud_decision0[] being passed to ProcessIGF_ivas_fx() */
 
 /* ##################### End NON-BE switches ########################### */
diff --git a/lib_enc/ext_sig_ana_fx.c b/lib_enc/ext_sig_ana_fx.c
index 395fdbf532cb9339036ad3d4f5479f5c29e28073..274cd19370550af827019354f010e31085474817 100644
--- a/lib_enc/ext_sig_ana_fx.c
+++ b/lib_enc/ext_sig_ana_fx.c
@@ -74,6 +74,11 @@ void core_signal_analysis_high_bitrate_fx(
     (void) vad_hover_flag;
     (void) last_element_mode;
 
+#ifdef FIX_BASOP_2470_POWER_SPEC_E_INIT
+    powerSpec_e = 0; /* for TCX5, this is not initialized in AnalyzePowerSpectrum_fx(), but still passed to ProcessIGF_fx() */
+    move16();
+#endif
+
     left_overlap = -1;
     move16();
     right_overlap = -1;