diff --git a/libavcodec/lpc.c b/libavcodec/lpc.c
index 1d52edf744..f54f6f883d 100644
--- a/libavcodec/lpc.c
+++ b/libavcodec/lpc.c
@@ -175,7 +175,7 @@ int ff_lpc_calc_coefs(LPCContext *s,
                       int omethod, int max_shift, int zero_shift)
 {
     double autoc[MAX_LPC_ORDER+1];
-    double ref[MAX_LPC_ORDER];
+    double ref[MAX_LPC_ORDER] = { 0 };
     double lpc[MAX_LPC_ORDER][MAX_LPC_ORDER];
     int i, j, pass = 0;
     int opt_order;
diff --git a/libavcodec/lpc.h b/libavcodec/lpc.h
index c323230b19..b36b19e6b2 100644
--- a/libavcodec/lpc.h
+++ b/libavcodec/lpc.h
@@ -153,7 +153,7 @@ static inline int compute_lpc_coefs(const LPC_TYPE *autoc, int max_order,
                                     int normalize)
 {
     int i, j;
-    LPC_TYPE err;
+    LPC_TYPE err = { 0 };
     LPC_TYPE *lpc_last = lpc;
 
     av_assert2(normalize || !fail);