diff --git a/common/scr.h b/common/scr.h
index 03a743678..302cc37ac 100644
--- a/common/scr.h
+++ b/common/scr.h
@@ -17,7 +17,7 @@
 
 struct common_scr_params {
     int32_t min_span = 256; // shortest span worth moving
-    int32_t max_runs = 6;   // most spans moved per request
+    int32_t max_runs = 64;  // most spans moved per request
     int32_t seed     = 32;  // n-gram length that seeds a match
 };