diff --git a/src/floppy/fdd.c b/src/floppy/fdd.c
index 8a38b2139..d4fef4fd8 100644
--- a/src/floppy/fdd.c
+++ b/src/floppy/fdd.c
@@ -316,15 +316,13 @@ fdd_seek(int drive, int track_diff)
         return;
     }
 
-    // Count actual seek time (6ms per track + 50ms base)
-    // 80 tracks -> 50 + 6 * 80 = 530ms
-    //double   seek_ratio   = 80.0 / (double)drive_types[fdd[drive].type].max_track;
-    double   seek_ratio  = 1.0;
-    uint64_t seek_time_us = (15000 + (abs(actual_track_diff) * 6000 * seek_ratio)) * TIMER_USEC;
     if (!fdd_seek_timer[drive].callback) {
         timer_add(&(fdd_seek_timer[drive]), fdd_seek_complete_callback, &drives[drive], 0);
     }
 
+    double   initial_seek_time = FDC_FLAG_PCJR & fdd_fdc->flags ? 50000.0 : 15000.0;
+    double   track_seek_time   = FDC_FLAG_PCJR & fdd_fdc->flags ? 10000.0 : 6000.0;
+    uint64_t seek_time_us      = (initial_seek_time + (abs(actual_track_diff) * track_seek_time)) * TIMER_USEC;
     timer_set_delay_u64(&fdd_seek_timer[drive], seek_time_us);
 }