diff --git a/libvmaf/include/libvmaf/libvmaf.h b/libvmaf/include/libvmaf/libvmaf.h
index 0fdd120b7..11d0d1190 100644
--- a/libvmaf/include/libvmaf/libvmaf.h
+++ b/libvmaf/include/libvmaf/libvmaf.h
@@ -296,7 +296,7 @@ typedef struct VmafMetadataConfiguration {
  * @return 0 on success, or < 0 (a negative errno code) on error.
  */
 
-int vmaf_register_metadata_callback(VmafContext *vmaf, VmafMetadataConfiguration cfg);
+int vmaf_register_metadata_handler(VmafContext *vmaf, VmafMetadataConfiguration cfg);
 
 /**
  * Pooled VMAF score for a specific interval.
diff --git a/libvmaf/src/libvmaf.c b/libvmaf/src/libvmaf.c
index 6b328529f..31340e22c 100644
--- a/libvmaf/src/libvmaf.c
+++ b/libvmaf/src/libvmaf.c
@@ -744,7 +744,7 @@ int vmaf_read_pictures(VmafContext *vmaf, VmafPicture *ref, VmafPicture *dist,
     return err;
 }
 
-int vmaf_register_metadata_callback(VmafContext *vmaf, VmafMetadataConfiguration cfg)
+int vmaf_register_metadata_handler(VmafContext *vmaf, VmafMetadataConfiguration cfg)
 {
     if (!vmaf) return -EINVAL;