diff --git a/libavcodec/h264_parse.h b/libavcodec/h264_parse.h
index 4d01620125..05732326d3 100644
--- a/libavcodec/h264_parse.h
+++ b/libavcodec/h264_parse.h
@@ -27,6 +27,19 @@
 #include "get_bits.h"
 #include "h264_ps.h"
 
+/**
+ * Memory management control operation opcode.
+ */
+typedef enum MMCOOpcode {
+    MMCO_END = 0,
+    MMCO_SHORT2UNUSED,
+    MMCO_LONG2UNUSED,
+    MMCO_SHORT2LONG,
+    MMCO_SET_MAX_LONG,
+    MMCO_RESET,
+    MMCO_LONG,
+} MMCOOpcode;
+
 typedef struct H264PredWeightTable {
     int use_weight;
     int use_weight_chroma;
diff --git a/libavcodec/h264dec.h b/libavcodec/h264dec.h
index 38a4e96e26..c7662f930e 100644
--- a/libavcodec/h264dec.h
+++ b/libavcodec/h264dec.h
@@ -102,19 +102,6 @@
 #define IS_REF0(a)         ((a) & MB_TYPE_REF0)
 #define IS_8x8DCT(a)       ((a) & MB_TYPE_8x8DCT)
 
-/**
- * Memory management control operation opcode.
- */
-typedef enum MMCOOpcode {
-    MMCO_END = 0,
-    MMCO_SHORT2UNUSED,
-    MMCO_LONG2UNUSED,
-    MMCO_SHORT2LONG,
-    MMCO_SET_MAX_LONG,
-    MMCO_RESET,
-    MMCO_LONG,
-} MMCOOpcode;
-
 /**
  * Memory management control operation.
  */