diff --git a/src/util/disk_cache_os.c b/src/util/disk_cache_os.c
index 94e7e5bc17d..133d4d5d1cc 100644
--- a/src/util/disk_cache_os.c
+++ b/src/util/disk_cache_os.c
@@ -36,11 +36,6 @@
 #include "util/disk_cache.h"
 #include "util/disk_cache_os.h"
 
-struct cache_entry_file_data {
-   uint32_t crc32;
-   uint32_t uncompressed_size;
-};
-
 #if DETECT_OS_WINDOWS
 
 bool
diff --git a/src/util/disk_cache_os.h b/src/util/disk_cache_os.h
index 83f1090ca8b..9fbd4bbbffc 100644
--- a/src/util/disk_cache_os.h
+++ b/src/util/disk_cache_os.h
@@ -80,6 +80,11 @@ struct disk_cache {
    bool compression_disabled;
 };
 
+struct cache_entry_file_data {
+   uint32_t crc32;
+   uint32_t uncompressed_size;
+};
+
 struct disk_cache_put_job {
    struct util_queue_fence fence;