diff --git a/libavcodec/indeo3.c b/libavcodec/indeo3.c
index 29a8d4ad8c..30b70850f8 100644
--- a/libavcodec/indeo3.c
+++ b/libavcodec/indeo3.c
@@ -149,13 +149,13 @@ static av_cold void iv_free_func(Indeo3DecodeContext *s)
 }
 
 struct ustr {
-    long xpos;
-    long ypos;
-    long width;
-    long height;
-    long split_flag;
-    long split_direction;
-    long usl7;
+    int xpos;
+    int ypos;
+    int width;
+    int height;
+    int split_flag;
+    int split_direction;
+    int usl7;
 };
 
 
@@ -203,12 +203,12 @@ struct ustr {
 
 static void iv_Decode_Chunk(Indeo3DecodeContext *s,
         uint8_t *cur, uint8_t *ref, int width, int height,
-        const uint8_t *buf1, long cb_offset, const uint8_t *hdr,
+        const uint8_t *buf1, int cb_offset, const uint8_t *hdr,
         const uint8_t *buf2, int min_width_160)
 {
     uint8_t bit_buf;
-    unsigned long bit_pos, lv, lv1, lv2;
-    long *width_tbl, width_tbl_arr[10];
+    unsigned int bit_pos, lv, lv1, lv2;
+    int *width_tbl, width_tbl_arr[10];
     const signed char *ref_vectors;
     uint8_t *cur_frm_pos, *ref_frm_pos, *cp, *cp2;
     uint32_t *cur_lp, *ref_lp;
@@ -982,7 +982,7 @@ static int iv_decode_frame(AVCodecContext *avctx,
     Indeo3DecodeContext *s = avctx->priv_data;
     unsigned int image_width, image_height,
                  chroma_width, chroma_height;
-    unsigned long flags, cb_offset, data_size,
+    unsigned int flags, cb_offset, data_size,
                   y_offset, v_offset, u_offset, mc_vector_count;
     const uint8_t *hdr_pos, *buf_pos;