diff --git a/libvmaf/src/feature/feature_collector.h b/libvmaf/src/feature/feature_collector.h
index 9310cc21c..4c6dac324 100644
--- a/libvmaf/src/feature/feature_collector.h
+++ b/libvmaf/src/feature/feature_collector.h
@@ -49,11 +49,9 @@ typedef struct {
         size_t data_sz;
 } VmafMetadata;
 
-typedef struct VmafPredictModel VmafPredictModel;
-
 typedef struct VmafPredictModel {
     VmafModel *model;
-    VmafPredictModel *next;
+    struct VmafPredictModel *next;
 } VmafPredictModel;
 
 typedef struct VmafFeatureCollector {
diff --git a/libvmaf/src/predict.c b/libvmaf/src/predict.c
index 1ecafc61c..9926de15b 100644
--- a/libvmaf/src/predict.c
+++ b/libvmaf/src/predict.c
@@ -289,9 +289,9 @@ int vmaf_predict_score_at_index(VmafModel *model,
 
         if (err) {
             if (!propagate_metadata) {
-            vmaf_log(VMAF_LOG_LEVEL_ERROR,
-                     "vmaf_predict_score_at_index(): no feature '%s' "
-                     "at index %d\n", feature_name, index);
+              vmaf_log(VMAF_LOG_LEVEL_ERROR,
+                       "vmaf_predict_score_at_index(): no feature '%s' "
+                       "at index %d\n", feature_name, index);
             }
             free(feature_name);
             goto free_node;