diff --git a/src/detection/diskio/diskio.h b/src/detection/diskio/diskio.h
index 0f8b39f56..11c8918a5 100644
--- a/src/detection/diskio/diskio.h
+++ b/src/detection/diskio/diskio.h
@@ -13,6 +13,7 @@ typedef struct FFDiskIOResult
 {
     FFstrbuf name;
     FFstrbuf interconnect;
+    FFstrbuf serial;
     FFDiskIOPhysicalType type;
     uint64_t size;
     FFstrbuf devPath;
diff --git a/src/detection/diskio/diskio_linux.c b/src/detection/diskio/diskio_linux.c
index b02eb7867..8a83c4fc5 100644
--- a/src/detection/diskio/diskio_linux.c
+++ b/src/detection/diskio/diskio_linux.c
@@ -110,6 +110,12 @@ const char* ffDiskIOGetIoCounters(FFlist* result, FFDiskIOOptions* options)
             else
                 device->size = 0;
         }
+
+        {
+            ffStrbufInit(&device->serial);
+            snprintf(pathSysBlock, PATH_MAX, "/sys/block/%s/serial", devName);
+            ffReadFileBuffer(pathSysBlock, &device->serial);
+        }
     }
 
     return NULL;