diff --git a/ffpresets/libx264-superfast.ffpreset b/ffpresets/libx264-superfast.ffpreset
index e2cb95931f..bcd459930e 100644
--- a/ffpresets/libx264-superfast.ffpreset
+++ b/ffpresets/libx264-superfast.ffpreset
@@ -20,3 +20,4 @@ directpred=1
 trellis=0
 flags2=+bpyramid-mixed_refs+wpred+dct8x8+fastpskip-mbtree
 wpredp=0
+rc_lookahead=0
diff --git a/ffpresets/libx264-superfast_firstpass.ffpreset b/ffpresets/libx264-superfast_firstpass.ffpreset
index 5f44bea24c..ef06b1d562 100644
--- a/ffpresets/libx264-superfast_firstpass.ffpreset
+++ b/ffpresets/libx264-superfast_firstpass.ffpreset
@@ -20,3 +20,4 @@ directpred=1
 trellis=0
 flags2=+bpyramid-mixed_refs+wpred-dct8x8+fastpskip-mbtree
 wpredp=0
+rc_lookahead=0
diff --git a/ffpresets/libx264-ultrafast.ffpreset b/ffpresets/libx264-ultrafast.ffpreset
index 70acb009a4..b6d208080a 100644
--- a/ffpresets/libx264-ultrafast.ffpreset
+++ b/ffpresets/libx264-ultrafast.ffpreset
@@ -21,3 +21,4 @@ trellis=0
 flags2=-bpyramid-mixed_refs-wpred-dct8x8+fastpskip-mbtree
 wpredp=0
 aq_mode=0
+rc_lookahead=0
diff --git a/ffpresets/libx264-ultrafast_firstpass.ffpreset b/ffpresets/libx264-ultrafast_firstpass.ffpreset
index 70acb009a4..b6d208080a 100644
--- a/ffpresets/libx264-ultrafast_firstpass.ffpreset
+++ b/ffpresets/libx264-ultrafast_firstpass.ffpreset
@@ -21,3 +21,4 @@ trellis=0
 flags2=-bpyramid-mixed_refs-wpred-dct8x8+fastpskip-mbtree
 wpredp=0
 aq_mode=0
+rc_lookahead=0
diff --git a/ffpresets/libx264-veryfast.ffpreset b/ffpresets/libx264-veryfast.ffpreset
index a29b1154f8..16ca594abe 100644
--- a/ffpresets/libx264-veryfast.ffpreset
+++ b/ffpresets/libx264-veryfast.ffpreset
@@ -18,5 +18,6 @@ bf=3
 refs=1
 directpred=1
 trellis=0
-flags2=+bpyramid-mixed_refs+wpred+dct8x8+fastpskip-mbtree
+flags2=+bpyramid-mixed_refs+wpred+dct8x8+fastpskip
 wpredp=0
+rc_lookahead=10
diff --git a/ffpresets/libx264-veryfast_firstpass.ffpreset b/ffpresets/libx264-veryfast_firstpass.ffpreset
index bab5d9bfed..39eaf3e24b 100644
--- a/ffpresets/libx264-veryfast_firstpass.ffpreset
+++ b/ffpresets/libx264-veryfast_firstpass.ffpreset
@@ -18,5 +18,6 @@ bf=3
 refs=1
 directpred=1
 trellis=0
-flags2=+bpyramid-mixed_refs+wpred-dct8x8+fastpskip-mbtree
+flags2=+bpyramid-mixed_refs+wpred-dct8x8+fastpskip
 wpredp=0
+rc_lookahead=10