diff --git a/libavcodec/dxtory.c b/libavcodec/dxtory.c
index 0a6f331c4b..01726b982e 100644
--- a/libavcodec/dxtory.c
+++ b/libavcodec/dxtory.c
@@ -171,9 +171,9 @@ static int dxtory_decode_v1_444(AVCodecContext *avctx, AVFrame *pic,
     return 0;
 }
 
-const uint8_t def_lru[8] = { 0x00, 0x20, 0x40, 0x60, 0x80, 0xA0, 0xC0, 0xFF };
-const uint8_t def_lru_555[8] = { 0x00, 0x08, 0x10, 0x18, 0x1F };
-const uint8_t def_lru_565[8] = { 0x00, 0x08, 0x10, 0x20, 0x30, 0x3F };
+static const uint8_t def_lru[8] = { 0x00, 0x20, 0x40, 0x60, 0x80, 0xA0, 0xC0, 0xFF };
+static const uint8_t def_lru_555[8] = { 0x00, 0x08, 0x10, 0x18, 0x1F };
+static const uint8_t def_lru_565[8] = { 0x00, 0x08, 0x10, 0x20, 0x30, 0x3F };
 
 static inline uint8_t decode_sym(GetBitContext *gb, uint8_t lru[8])
 {
diff --git a/libavcodec/escape130.c b/libavcodec/escape130.c
index f134138f77..e69e42e7f0 100644
--- a/libavcodec/escape130.c
+++ b/libavcodec/escape130.c
@@ -105,7 +105,7 @@ static const int8_t chroma_adjust[2][8] = {
     { 0, 1, 1,  1,  0, -1, -1, -1 }
 };
 
-const uint8_t chroma_vals[] = {
+static const uint8_t chroma_vals[] = {
      20,  28,  36,  44,  52,  60,  68,  76,
      84,  92, 100, 106, 112, 116, 120, 124,
     128, 132, 136, 140, 144, 150, 156, 164,