diff --git a/Cargo.lock b/Cargo.lock
index e30e8da7..8607eef6 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2377,9 +2377,9 @@ dependencies = [
 
 [[package]]
 name = "syn"
-version = "2.0.100"
+version = "2.0.101"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b09a44accad81e1ba1cd74a32461ba89dee89095ba17b32f5d03683b1b1fc2a0"
+checksum = "8ce2b7fc941b3a24138a0a7cf8e858bfc6a992e7978a068a5c760deb0ed43caf"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -2582,9 +2582,9 @@ dependencies = [
 
 [[package]]
 name = "tokio-util"
-version = "0.7.14"
+version = "0.7.15"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6b9590b93e6fcc1739458317cccd391ad3955e2bde8913edf6f95f9e65a8f034"
+checksum = "66a539a9ad6d5d281510d5bd368c973d636c02dbf8a67300bfb6b950696ad7df"
 dependencies = [
  "bytes",
  "futures-core",
@@ -2595,9 +2595,9 @@ dependencies = [
 
 [[package]]
 name = "toml"
-version = "0.8.20"
+version = "0.8.21"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cd87a5cdd6ffab733b2f74bc4fd7ee5fff6634124999ac278c35fc78c6120148"
+checksum = "900f6c86a685850b1bc9f6223b20125115ee3f31e01207d81655bbcc0aea9231"
 dependencies = [
  "serde",
  "serde_spanned",
@@ -2607,26 +2607,33 @@ dependencies = [
 
 [[package]]
 name = "toml_datetime"
-version = "0.6.8"
+version = "0.6.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0dd7358ecb8fc2f8d014bf86f6f638ce72ba252a2c3a2572f2a795f1d23efb41"
+checksum = "3da5db5a963e24bc68be8b17b6fa82814bb22ee8660f192bb182771d498f09a3"
 dependencies = [
  "serde",
 ]
 
 [[package]]
 name = "toml_edit"
-version = "0.22.24"
+version = "0.22.25"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "17b4795ff5edd201c7cd6dca065ae59972ce77d1b80fa0a84d94950ece7d1474"
+checksum = "10558ed0bd2a1562e630926a2d1f0b98c827da99fabd3fe20920a59642504485"
 dependencies = [
  "indexmap",
  "serde",
  "serde_spanned",
  "toml_datetime",
+ "toml_write",
  "winnow",
 ]
 
+[[package]]
+name = "toml_write"
+version = "0.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "28391a4201ba7eb1984cfeb6862c0b3ea2cfe23332298967c749dddc0d6cd976"
+
 [[package]]
 name = "tracing"
 version = "0.1.41"
diff --git a/Cargo.toml b/Cargo.toml
index 80536612..9c265ec0 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -13,6 +13,12 @@ strip         = true
 inherits = "release"
 panic    = "unwind"
 
+[profile.dev-opt]
+inherits      = "release"
+codegen-units = 256
+incremental   = true
+lto           = false
+
 [workspace.dependencies]
 ansi-to-tui         = "7.0.0"
 anyhow              = "1.0.98"
@@ -41,8 +47,8 @@ serde_json          = "1.0.140"
 syntect             = { version = "5.2.0", default-features = false, features = [ "parsing", "plist-load", "regex-onig" ] }
 tokio               = { version = "1.44.2", features = [ "full" ] }
 tokio-stream        = "0.1.17"
-tokio-util          = "0.7.14"
-toml                = { version = "0.8.20" }
+tokio-util          = "0.7.15"
+toml                = { version = "0.8.21" }
 tracing             = { version = "0.1.41", features = [ "max_level_debug", "release_max_level_debug" ] }
 twox-hash           = { version = "2.1.0", default-features = false, features = [ "std", "random", "xxhash3_128" ] }
 unicode-width       = "0.2.0"
diff --git a/yazi-codegen/Cargo.toml b/yazi-codegen/Cargo.toml
index 167ebe48..5483fa98 100644
--- a/yazi-codegen/Cargo.toml
+++ b/yazi-codegen/Cargo.toml
@@ -13,5 +13,5 @@ proc-macro = true
 
 [dependencies]
 # External dependencies
-syn   = { version = "2.0.100", features = [ "full" ] }
+syn   = { version = "2.0.101", features = [ "full" ] }
 quote = "1.0.40"
diff --git a/yazi-config/preset/yazi-default.toml b/yazi-config/preset/yazi-default.toml
index 294e8e1f..12100e71 100644
--- a/yazi-config/preset/yazi-default.toml
+++ b/yazi-config/preset/yazi-default.toml
@@ -25,7 +25,7 @@ cache_dir       = ""
 image_delay     = 30
 image_filter    = "triangle"
 image_quality   = 75
-sixel_fraction  = 15
+sixel_fraction  = 20
 ueberzug_scale  = 1
 ueberzug_offset = [ 0, 0, 0, 0 ]
 
diff --git a/yazi-config/src/preview/preview.rs b/yazi-config/src/preview/preview.rs
index 22f2bf38..16a703b8 100644
--- a/yazi-config/src/preview/preview.rs
+++ b/yazi-config/src/preview/preview.rs
@@ -50,8 +50,8 @@ impl Preview {
 			bail!("[preview].image_delay must be between 0 and 100.");
 		} else if self.image_quality < 50 || self.image_quality > 90 {
 			bail!("[preview].image_quality must be between 50 and 90.");
-		} else if self.sixel_fraction < 10 || self.sixel_fraction > 20 {
-			bail!("[preview].sixel_fraction must be between 10 and 20.");
+		} else if self.sixel_fraction < 10 || self.sixel_fraction > 30 {
+			bail!("[preview].sixel_fraction must be between 10 and 30.");
 		}
 
 		self.cache_dir = if self.cache_dir.as_os_str().is_empty() {