diff --git a/CHANGELOG.md b/CHANGELOG.md
index 0fcc419b..9db8ed4d 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,11 @@
 # Changelog
 All notable changes to this project will be documented in this file.
 
+## 1.15.3 - 2021-02-28
+- Fix a fiber bug that occured in deeply nested fibers
+- Add `unref` combinator to pegs.
+- Small docstring changes.
+
 ## 1.15.2 - 2021-02-15
 - Fix bug in windows version of `os/spawn` and `os/execute` with setting environment variables.
 - Fix documentation typos.
diff --git a/meson.build b/meson.build
index d36d918e..1b326111 100644
--- a/meson.build
+++ b/meson.build
@@ -20,7 +20,7 @@
 
 project('janet', 'c',
   default_options : ['c_std=c99', 'b_lundef=false', 'default_library=both'],
-  version : '1.15.2')
+  version : '1.15.3')
 
 # Global settings
 janet_path = join_paths(get_option('prefix'), get_option('libdir'), 'janet')
diff --git a/src/boot/boot.janet b/src/boot/boot.janet
index 0b5400d6..4732d900 100644
--- a/src/boot/boot.janet
+++ b/src/boot/boot.janet
@@ -779,7 +779,6 @@
 
 (defn sort
   ``Sort `ind` in-place, and return it. Uses quick-sort and is not a stable sort.
-  
   If a `before?` comparator function is provided, sorts elements using that,
   otherwise uses `<`.``
   [ind &opt before?]
@@ -793,7 +792,6 @@
 
 (defn sorted
   ``Returns a new sorted array without modifying the old one.
-  
   If a `before?` comparator function is provided, sorts elements using that,
   otherwise uses `<`.``
   [ind &opt before?]
diff --git a/src/conf/janetconf.h b/src/conf/janetconf.h
index d6d5be7f..9f46dae9 100644
--- a/src/conf/janetconf.h
+++ b/src/conf/janetconf.h
@@ -5,9 +5,9 @@
 
 #define JANET_VERSION_MAJOR 1
 #define JANET_VERSION_MINOR 15
-#define JANET_VERSION_PATCH 2
+#define JANET_VERSION_PATCH 3
 #define JANET_VERSION_EXTRA ""
-#define JANET_VERSION "1.15.2"
+#define JANET_VERSION "1.15.3"
 
 /* #define JANET_BUILD "local" */
 
diff --git a/test/suite0003.janet b/test/suite0003.janet
index 3a9cf917..2a7277d3 100644
--- a/test/suite0003.janet
+++ b/test/suite0003.janet
@@ -485,7 +485,7 @@
 (def grammar
   (peg/compile
     ~{:main (* :tagged -1)
-      :tagged (unref (replace (* :open-tag :value :close-tag) ,struct)) 
+      :tagged (unref (replace (* :open-tag :value :close-tag) ,struct))
       :open-tag (* (constant :tag) "<" (capture :w+ :tag-name) ">")
       :value (* (constant :value) (group (any (+ :tagged :untagged))))
       :close-tag (* "</" (backmatch :tag-name) ">")