diff --git a/ffpresets/libx264-superfast.ffpreset b/ffpresets/libx264-superfast.ffpreset
index e2cb95931f69b6fdce8dcdb81820a3314c7fd291..bcd459930e47902129c5f1a54ee37f39c0138703 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 5f44bea24c8d48df2e02e709f6c43698e27c851c..ef06b1d5629ad3b341fc3eb259bd9d009835a91c 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 70acb009a4d408ffe2bfb409ffe7c802b5dfb484..b6d208080a68f4d8989834e9353da8ffef10a903 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 70acb009a4d408ffe2bfb409ffe7c802b5dfb484..b6d208080a68f4d8989834e9353da8ffef10a903 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 a29b1154f82cedcca5f57eb9d0c3323dedd213cc..16ca594abe1159d9ea522abfc09c07f1ee6554ed 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 bab5d9bfed8c52ec25003230f8ad9dffdf8c5a36..39eaf3e24bcd9b5675271a157bc7914801bb19a9 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