diff --git a/CHANGELOG.md b/CHANGELOG.md
index 35ba6b6..c8280b3 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,7 @@
 # Upcoming release
 
 ## Features
+- Don't buffer command output from `--exec` when using a single thread. See #522
 
 ## Bugfixes
 
@@ -457,7 +458,7 @@ I'd also like to take this chance to say a special Thank You to a few people tha
 * Add option to force colored output: `--color always`, see #49 (@Detegr)
 * Generate Shell completions for Bash, ZSH, Fish and Powershell, see #64 (@ImbaKnugel)
 * Better & extended `--help` text (@abaez and @Detegr)
-* Proper Windows support, see #70 
+* Proper Windows support, see #70
 
 ## Changes
 
@@ -485,9 +486,9 @@ I'd also like to take this chance to say a special Thank You to a few people tha
 
 * Changed `--sensitive` to `--case-sensitive`
 * Changed `--absolute` to `--absolute-path`
-* Throw an error if root directory is not existent, see #39 
-* Use absolute paths if the root dir is an absolute path, see #40 
-* Handle invalid UTF-8, see #34 #38 
+* Throw an error if root directory is not existent, see #39
+* Use absolute paths if the root dir is an absolute path, see #40
+* Handle invalid UTF-8, see #34 #38
 * Support `-V`, `--version` by switching from `getopts` to `clap`.
 
 Misc:
@@ -495,8 +496,8 @@ Misc:
 
 # v1.1.0
 
-- Windows compatibility (@sebasv), see #29 #35 
-- Safely exit on broken output pipes (e.g.: usage with `head`, `tail`, ..), see #24 
+- Windows compatibility (@sebasv), see #29 #35
+- Safely exit on broken output pipes (e.g.: usage with `head`, `tail`, ..), see #24
 - Backport for rust 1.16, see #23
 
 # v1.0.0
@@ -508,17 +509,17 @@ Misc:
 
 # v0.3.0
 
--  Parse dircolors files, closes #20 
--  Colorize each path component, closes #19 
--  Add short command line option for --hidden, see #18 
+-  Parse dircolors files, closes #20
+-  Colorize each path component, closes #19
+-  Add short command line option for --hidden, see #18
 
 # v0.2.0
 
--  Option to follow symlinks, disable colors, closes #16, closes #17 
+-  Option to follow symlinks, disable colors, closes #16, closes #17
 - `--filename` instead of `--full-path`
--  Option to search hidden directories, closes #12 
--  Configurable search depth, closes #13 
--  Detect interactive terminal, closes #11 
+-  Option to search hidden directories, closes #12
+-  Configurable search depth, closes #13
+-  Detect interactive terminal, closes #11
 
 # v0.1.0