1 files changed, 10 insertions, 10 deletions
diff --git a/src/iso11172-2.h b/src/iso11172-2.h
index f2e2fa3..153d651 100644
--- a/src/iso11172-2.h
+++ b/src/iso11172-2.h
@@ -33,19 +33,19 @@ namespace ISO11172_2 {
   // Types
   ////////////////////////////////////////////////////
   typedef struct {
-    unsigned long int picture_rate:4;
-    unsigned long int pel_aspect_ratio:4;
-    unsigned long int vertical_size:12;
-    unsigned long int horizontal_size:12;
+    uint32_t picture_rate:4;
+    uint32_t pel_aspect_ratio:4;
+    uint32_t vertical_size:12;
+    uint32_t horizontal_size:12;
   } sequence_header_1;
 
   typedef struct {
-    unsigned long int load_non_intra_quantizer_flag:1;
-    unsigned long int load_intra_quantizer_flag:1;
-    unsigned long int constrained_parameter_flag:1;
-    unsigned long int vbv_buffer_size:10;
-    unsigned long int marker_bit:1;
-    unsigned long int bitrate:18;
+    uint32_t load_non_intra_quantizer_flag:1;
+    uint32_t load_intra_quantizer_flag:1;
+    uint32_t constrained_parameter_flag:1;
+    uint32_t vbv_buffer_size:10;
+    uint32_t marker_bit:1;
+    uint32_t bitrate:18;
   } sequence_header_2;
 
   ////////////////////////////////////////////////////