diff --git a/src/modules/physicaldisk/physicaldisk.c b/src/modules/physicaldisk/physicaldisk.c
index db5e676e1..0b9eff49e 100644
--- a/src/modules/physicaldisk/physicaldisk.c
+++ b/src/modules/physicaldisk/physicaldisk.c
@@ -117,7 +117,7 @@ void ffPrintPhysicalDisk(FFPhysicalDiskOptions* options)
                 {FF_FORMAT_ARG_TYPE_STRING, removableType},
                 {FF_FORMAT_ARG_TYPE_STRING, readOnlyType},
                 {FF_FORMAT_ARG_TYPE_STRBUF, &dev->revision},
-                {FF_FORMAT_ARG_TYPE_DOUBLE, &tempStr},
+                {FF_FORMAT_ARG_TYPE_STRBUF, &tempStr},
             }));
         }
         ++index;